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Antigrip Nighttime
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This product has been discontinued
- Active ingredients
- Chlorpheniramine Maleate 4 mg
- Acetaminophen 650 mg
- Dextromethorphan Hydrobromide 20 mg
- Phenylephrine Hydrochloride 10 mg
- Other brand names
- Alka-Seltzer Plus Cold and Flu, Alka-Seltzer Plus Cold and Flu, Basix, Alka-Seltzer Plus Cold and Flu, Cvp (by Lil' Drug Store Products, Inc.)
- Alka-Seltzer Plus Maximum Strength Cold and Cough Liquid Gels (by Bayer Healthcare Llc.)
- Alka-Seltzer Plus Maximum Strength Cold and Cough Power Max Gels (by Bayer Healthcare Llc.)
- Alka-Seltzer Plus Maximum Strength Sinus Congestion and Pain Powerfast Fizz (by Bayer Healthcare Llc.)
- Alka-Seltzer Plus Severe Cold and Flu Powerfast Fizz (by Bayer Healthcare Llc.)
- Alka-Seltzer Plus Severe Cold and Flu Powerfast Fizz (by Bayer Healthcare Llc.)
- Antigrip (by Pharmadel Llc)
- Baczol Cold Medicine (by Procaps S. a. De C. V.)
- Broncochem (by Laboratorio Magnachem International Srl)
- Broncochem (by Laboratorio Magnachem International Srl)
- Childrens Multi Symptom Fever and Cold (by The Kroger Co.)
- Childrens Plus Flu (by Dolgencorp, Inc. (dollar general & rexall))
- Childrens Plus Multi Symptom Cold (by Best Choice (valu merchandisers company))
- Childrens Plus Multi Symptom Cold (by Walgreens)
- Childrens Tylenol (by Kenvue Brands Llc)
- Childrens Tylenol (by Kenvue Brands Llc)
- Cold Max Nighttime (by Discount Drug Mart)
- Cold Max Nighttime (by Retail Business Services, Llc.)
- Cold Max Nighttime (by Topco Associates Llc)
- Cold Multi-Symptom (by Allegiant Health)
- Cold Multi-Symptom Nighttime (by Marc Glassman, Inc.)
- Cold Plus Head Congestion Nighttime (by Topco Associates Llc)
- Coltalin-Dm (by Fortune Pharmacal Company Limited)
- Coltalin-Dm (by Fortune Pharmacal Company Limited)
- Cough and Cold (by Selder, S. a. De C. V.)
- Cough and Cold Plus (by Humanwell Puracap Pharmaceutical (wuhan) Co. , Ltd)
- Giltuss Childrens Multisymptom Cold and Flu (by Giltuss Pharmaceutical Corp)
- Giltuss Multisymptom Cold and Flu (by Giltuss Pharmaceutical Corp)
- Head Congestion Cold Relief (by Woonsocket Prescription Center, Incorporated)
- Multi-Symptom Cold (by Valu Merchandisers Company)
- Sanaflu Xtra (by Grandall Distributing, Llc)
- Stona (by Sato Pharmaceutical Co. , Ltd.)
- Stona-S (by Sato Pharmaceutical Co. , Ltd.)
- Tabcin (by Pharmadel Llc)
- View full label-group details →
- Dosage form
- Powder, for Solution
- Route
- Oral
- Prescription status
- OTC (over the counter)
- Pregnancy
- See Pregnancy Use Section
- Lactation
- See Lactation Use Section
- Marketed in the U.S.
- Since 2019
- Label revision date
- December 6, 2025
- Drug Information (PDF)
- Prescribing information, PDF file
- Active ingredients
- Chlorpheniramine Maleate 4 mg
- Acetaminophen 650 mg
- Dextromethorphan Hydrobromide 20 mg
- Phenylephrine Hydrochloride 10 mg
- Other brand names
- Alka-Seltzer Plus Cold and Flu, Alka-Seltzer Plus Cold and Flu, Basix, Alka-Seltzer Plus Cold and Flu, Cvp (by Lil' Drug Store Products, Inc.)
- Alka-Seltzer Plus Maximum Strength Cold and Cough Liquid Gels (by Bayer Healthcare Llc.)
- Alka-Seltzer Plus Maximum Strength Cold and Cough Power Max Gels (by Bayer Healthcare Llc.)
- Alka-Seltzer Plus Maximum Strength Sinus Congestion and Pain Powerfast Fizz (by Bayer Healthcare Llc.)
- Alka-Seltzer Plus Severe Cold and Flu Powerfast Fizz (by Bayer Healthcare Llc.)
- Alka-Seltzer Plus Severe Cold and Flu Powerfast Fizz (by Bayer Healthcare Llc.)
- Antigrip (by Pharmadel Llc)
- Baczol Cold Medicine (by Procaps S. a. De C. V.)
- Broncochem (by Laboratorio Magnachem International Srl)
- Broncochem (by Laboratorio Magnachem International Srl)
- Childrens Multi Symptom Fever and Cold (by The Kroger Co.)
- Childrens Plus Flu (by Dolgencorp, Inc. (dollar general & rexall))
- Childrens Plus Multi Symptom Cold (by Best Choice (valu merchandisers company))
- Childrens Plus Multi Symptom Cold (by Walgreens)
- Childrens Tylenol (by Kenvue Brands Llc)
- Childrens Tylenol (by Kenvue Brands Llc)
- Cold Max Nighttime (by Discount Drug Mart)
- Cold Max Nighttime (by Retail Business Services, Llc.)
- Cold Max Nighttime (by Topco Associates Llc)
- Cold Multi-Symptom (by Allegiant Health)
- Cold Multi-Symptom Nighttime (by Marc Glassman, Inc.)
- Cold Plus Head Congestion Nighttime (by Topco Associates Llc)
- Coltalin-Dm (by Fortune Pharmacal Company Limited)
- Coltalin-Dm (by Fortune Pharmacal Company Limited)
- Cough and Cold (by Selder, S. a. De C. V.)
- Cough and Cold Plus (by Humanwell Puracap Pharmaceutical (wuhan) Co. , Ltd)
- Giltuss Childrens Multisymptom Cold and Flu (by Giltuss Pharmaceutical Corp)
- Giltuss Multisymptom Cold and Flu (by Giltuss Pharmaceutical Corp)
- Head Congestion Cold Relief (by Woonsocket Prescription Center, Incorporated)
- Multi-Symptom Cold (by Valu Merchandisers Company)
- Sanaflu Xtra (by Grandall Distributing, Llc)
- Stona (by Sato Pharmaceutical Co. , Ltd.)
- Stona-S (by Sato Pharmaceutical Co. , Ltd.)
- Tabcin (by Pharmadel Llc)
- View full label-group details →
- Dosage form
- Powder, for Solution
- Route
- Oral
- Prescription status
- OTC (over the counter)
- CSA schedule
- Not a scheduled drug
- Pregnancy
- See Pregnancy Use Section
- Lactation
- See Lactation Use Section
- Marketed in the U.S.
- Since 2019
- Label revision date
- December 6, 2025
- Manufacturer
- Pharmadel LLC
- Registration number
- M012
- NDC root
- 55758-313
- Drug Information (PDF)
- Prescribing information, PDF file
If you are a healthcare professional or from the pharmaceutical industry please visit this version.
If you are a consumer or patient please visit this version.
Drug Overview
ANTIGRIP® Nighttime Cold & Cough is a medication designed to temporarily relieve symptoms associated with the common cold and flu. If you're experiencing discomfort from a sore throat, headache, or various aches and pains, this product can help ease those feelings. It also addresses other symptoms such as a runny or stuffy nose, sneezing, and itchy, watery eyes caused by allergies.
In addition to alleviating these symptoms, ANTIGRIP® Nighttime Cold & Cough can help reduce fever and soothe coughs resulting from minor throat and bronchial irritation. This makes it a supportive option for managing the discomfort that often accompanies cold and flu illnesses, allowing you to feel more at ease during your recovery.
Uses
This medication is designed to provide temporary relief from various symptoms associated with the common cold and flu. If you're experiencing a sore throat, headache, or muscular aches, this product can help ease those discomforts. It also addresses backaches, minor aches and pains, and can alleviate a runny or stuffy nose, sneezing, and itching in the nose or throat.
Additionally, if you suffer from itchy, watery eyes due to hay fever or other upper respiratory allergies, this medication can help with that too. It works to relieve nasal and sinus congestion and can soothe a cough caused by minor throat and bronchial irritation. Plus, it temporarily reduces fever, making you feel more comfortable while you recover.
Dosage and Administration
When using this medication, it's important to follow the recommended dosage to ensure your safety. For adults and children aged 12 and older, you should take one packet every four hours, but make sure not to exceed six packets in a 24-hour period. If you're giving this to someone younger than 12, please do not use it.
To prepare your drink, dissolve the contents of one packet in an 8-ounce glass of hot water and sip it while it's still hot, making sure to finish the entire drink within 10 to 15 minutes. If you prefer to use a microwave, start by mixing the packet with 8 ounces of cool water. Stir it well before and after heating, but be careful not to overheat the mixture. Following these steps will help you use the medication safely and effectively.
What to Avoid
You should avoid using this medication if you are currently taking any other drug that contains acetaminophen, whether it's a prescription or over-the-counter product. If you're unsure about a medication, it's best to consult with your doctor or pharmacist. Additionally, do not use this medication for more than 7 days for pain or 3 days for fever unless your doctor specifically instructs you to do so.
It's also important not to use this medication if you are taking a prescription monoamine oxidase inhibitor (MAOI) for conditions like depression or Parkinson's disease, or if you have stopped taking an MAOI within the last two weeks. Lastly, do not use this medication to sedate a child. Always prioritize safety and seek guidance from a healthcare professional if you have any questions.
Side Effects
This product contains acetaminophen, which can lead to severe liver damage if you exceed the maximum daily amount of 6 packets, take it with other acetaminophen-containing medications, or consume 3 or more alcoholic drinks daily while using it. Be aware that acetaminophen may also cause serious skin reactions, such as skin reddening, blisters, or rash. If you experience any of these symptoms, stop using the product and seek medical help immediately.
While using this product, you may feel drowsy, especially if you consume alcohol or take sedatives, so be cautious when driving or operating machinery. In children, excitability may occur. If your symptoms do not improve, if new symptoms arise, or if you experience persistent pain, fever, or other concerning signs, consult your doctor promptly.
Warnings and Precautions
This product contains acetaminophen, which can lead to severe liver damage if you exceed 6 packets in 24 hours, take it with other acetaminophen-containing medications, or consume 3 or more alcoholic drinks daily while using it. Be aware that acetaminophen may also cause serious skin reactions, such as skin reddening, blisters, or rash. If you experience any of these symptoms, stop using the product and seek medical help immediately.
If you have a severe sore throat that lasts more than 2 days or is accompanied by fever, headache, rash, nausea, or vomiting, consult your doctor right away. You should also stop using the product and contact your doctor if your symptoms do not improve, if new symptoms develop, or if you experience persistent pain, fever, nervousness, dizziness, or sleeplessness. Additionally, if you have a cough that lasts more than 7 days or worsens, or if it is accompanied by fever, rash, or a persistent headache, seek medical attention as these could indicate a serious condition.
In case of an accidental overdose, it is crucial to get medical help or contact a Poison Control Center immediately, even if you do not notice any signs or symptoms. Prompt medical attention is essential for both adults and children.
Overdose
If you suspect an accidental overdose, it’s important to seek medical help immediately or contact a Poison Control Center. This is crucial for both adults and children, even if you don’t see any signs or symptoms of an overdose.
Signs of an overdose can vary, but they may include unusual drowsiness, confusion, or difficulty breathing. If you notice any of these symptoms, don’t hesitate to get help right away. Remember, acting quickly can make a significant difference in ensuring safety and health.
Pregnancy Use
If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using this medication. They can provide guidance on whether it’s safe for you and your baby. Always prioritize your health and the health of your child by seeking expert advice.
Lactation Use
If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using any medication. This ensures that you understand any potential risks and can make informed decisions about your health and the health of your baby. Always prioritize open communication with your doctor regarding your breastfeeding journey.
Pediatric Use
If you are considering this medication for your child, it's important to know that it is not recommended for children under 12 years of age. For adults and children aged 12 and older, the typical dosage is one packet every four hours. However, you should never use this medication to sedate a child, as this can be dangerous.
Always keep this medication out of reach of children. In the event of an accidental overdose, seek medical help immediately or contact a Poison Control Center. Quick medical attention is crucial, even if your child does not show any signs or symptoms.
Geriatric Use
As an older adult or caregiver, it's important to be aware that while there are no specific dosage adjustments or safety concerns for elderly patients with this medication, there are some general considerations to keep in mind. This product may cause drowsiness, and if you consume alcohol or take sedatives and tranquilizers, these can increase the drowsiness effect.
Because older adults may be more sensitive to these effects, it's advisable to exercise caution when driving or operating machinery. Always prioritize safety and consult with your healthcare provider if you have any concerns about how this medication may affect you or your loved one.
Renal Impairment
If you have kidney problems, it's important to know that the drug insert does not provide specific information about dosage adjustments, special monitoring, or safety considerations for your condition. This means that there are no tailored guidelines for how this medication should be used if you have renal impairment (kidney issues).
Always consult your healthcare provider for personalized advice and to ensure that any medication you take is safe and appropriate for your health situation. They can help determine the best course of action based on your kidney function and overall health.
Hepatic Impairment
If you have liver disease, it’s important to consult your doctor before using this product. There is a significant risk of severe liver damage, especially if you exceed the maximum daily limit of 6 packets within 24 hours. This limit applies not only to this product but also to any other medications containing acetaminophen (a common pain reliever). Additionally, consuming 3 or more alcoholic drinks each day while using this product can further increase the risk of liver damage.
To ensure your safety, always discuss your liver health with your healthcare provider before starting any new medication, especially those containing acetaminophen.
Drug Interactions
It's important to have open conversations with your healthcare provider about any medications or tests you may be taking. While there are no specific drug interactions or laboratory test interactions noted for this medication, your healthcare provider can help ensure that everything you are taking works well together and is safe for you. Always share your complete list of medications and any health conditions you have to receive the best care possible.
Storage and Handling
To ensure the best performance and safety of your product, store it at room temperature, ideally between 68-77°F (20-25°C). It's important to keep it away from excessive heat and moisture, as these conditions can affect its quality.
When handling the product, check the packaging carefully. If the carton or packets are torn or punctured, do not use them, as this indicates that the product may have been tampered with and could be unsafe. Following these guidelines will help you use the product effectively and safely.
Additional Information
You should take this medication orally every 4 hours, but do not exceed 6 packets in a 24-hour period. If you are pregnant or breastfeeding, it's important to consult a healthcare professional before using this medication. Keep it out of reach of children, and in case of an accidental overdose, seek medical help or contact a Poison Control Center immediately. Quick medical attention is crucial for both adults and children, even if there are no noticeable signs or symptoms.
FAQ
What is ANTIGRIP® Nighttime Cold & Cough used for?
ANTIGRIP® Nighttime Cold & Cough temporarily relieves common cold and flu symptoms, including sore throat, headache, and nasal congestion.
How should I take ANTIGRIP® Nighttime Cold & Cough?
Dissolve the contents of one packet in 8 oz. of hot water and sip while hot. Take one packet every 4 hours, and do not exceed 6 packets in a 24-hour period.
Who should not use ANTIGRIP® Nighttime Cold & Cough?
Do not use if you are under 12 years of age, taking a prescription monoamine oxidase inhibitor (MAOI), or with any other drug containing acetaminophen.
What should I do if I experience severe side effects?
If you experience severe skin reactions, persistent sore throat, or symptoms that do not improve, stop use and consult a doctor immediately.
Is it safe to use ANTIGRIP® Nighttime Cold & Cough during pregnancy or breastfeeding?
If you are pregnant or breastfeeding, ask a health professional before use.
What are the warnings associated with ANTIGRIP® Nighttime Cold & Cough?
This product contains acetaminophen, which can cause severe liver damage if taken in excess or with alcohol. It may also cause drowsiness, so use caution when driving.
What should I do in case of an overdose?
In case of an accidental overdose, get medical help or contact a Poison Control Center right away.
How should I store ANTIGRIP® Nighttime Cold & Cough?
Store at room temperature between 68-77°F (20-25°C) and avoid excessive heat and moisture.
Packaging Info
Below are the non-prescription pack sizes of Antigrip Nighttime (acetaminophen, chlorpheniramine maleate, dextromethorphan hbr, phenylephrine hci). Columns show Packaging, Formulation Type, and Active Ingredient Strength.
Details | ||||
|---|---|---|---|---|
| Powder, for Solution |
| ||
Product details Regulatory status — Discontinued NSDE (NDC Directory) reports this NDC as Not Marketed. FDA record dates for this NDC:
Active ingredients
Inactive ingredients
| ||||
Drug Information (PDF)
This file contains official product information for Antigrip Nighttime, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.
Description
No description information is available for the drug.
Uses and Indications
This drug is indicated for the temporary relief of symptoms associated with the common cold and influenza. Specifically, it alleviates sore throat, headache, muscular aches, backaches, minor aches and pains, runny nose, sneezing, itching of the nose or throat, stuffy nose, itchy and watery eyes due to hay fever or other upper respiratory allergies, nasal and sinus congestion, and cough resulting from minor throat and bronchial irritation. Additionally, it temporarily reduces fever.
There are no teratogenic or nonteratogenic effects associated with this drug.
Dosage and Administration
The recommended dosage for adults and children aged 12 years and older is one packet every 4 hours, with a maximum of 6 packets within a 24-hour period. It is imperative that the recommended dose is not exceeded.
To prepare the dosage, the contents of one packet should be dissolved in an 8 oz. glass of hot water. The solution should be sipped while hot, and the entire drink should be consumed within 10 to 15 minutes for optimal effectiveness.
If utilizing a microwave for preparation, the contents of one packet may be added to an 8 oz. glass of cool water. The mixture should be stirred briskly before and after heating to ensure proper dissolution. Care should be taken to avoid overheating the solution.
This product is not recommended for use in children under 12 years of age.
Contraindications
Use of this product is contraindicated in the following situations:
Co-administration with any other drug containing acetaminophen, whether prescription or non-prescription, due to the risk of acetaminophen overdose. If uncertain about the presence of acetaminophen in other medications, consult a healthcare professional.
Use for more than 7 days for pain or 3 days for fever is contraindicated unless directed by a healthcare provider, to prevent potential adverse effects associated with prolonged use.
Concurrent use with prescription monoamine oxidase inhibitors (MAOIs) is contraindicated, as well as within 2 weeks of discontinuing an MAOI. This is due to the risk of serious interactions. If there is uncertainty regarding the presence of an MAOI in a prescription medication, consult a healthcare professional.
The product should not be used to sedate children, as safety and efficacy in this population have not been established.
Warnings and Precautions
This product contains acetaminophen, which carries significant risks for liver damage. Healthcare professionals should advise patients that severe liver injury may occur if they exceed the maximum daily dosage of 6 packets within a 24-hour period, take this product concurrently with other medications containing acetaminophen, or consume 3 or more alcoholic beverages daily while using this product.
Patients should be made aware of the potential for severe skin reactions associated with acetaminophen. Symptoms indicative of such reactions may include skin reddening, blisters, and rash. In the event of any skin reaction, patients must discontinue use immediately and seek medical assistance.
In cases of severe sore throat, particularly if it persists for more than 2 days or is accompanied by fever, headache, rash, nausea, or vomiting, patients should be instructed to consult a healthcare provider without delay.
Healthcare professionals should advise patients to stop using the product and seek medical advice if any of the following occur:
Symptoms do not improve.
New symptoms develop.
Pain or fever persists or worsens.
Redness or swelling is observed.
Patients experience nervousness, dizziness, or sleeplessness.
A persistent cough or symptoms last longer than 7 days, worsen, recur, or are accompanied by fever, rash, or a persistent headache, as these may indicate a serious underlying condition.
In the event of an accidental overdose, it is imperative that patients seek immediate medical attention or contact a Poison Control Center. Prompt medical intervention is crucial for both adults and children, even if no signs or symptoms are initially apparent.
Side Effects
Severe liver damage may occur in patients taking this product containing acetaminophen if they exceed the maximum daily amount of 6 packets within 24 hours, use other medications containing acetaminophen concurrently, or consume 3 or more alcoholic drinks daily while using this product.
Patients should be aware of the potential for severe skin reactions associated with acetaminophen, which may manifest as skin reddening, blisters, or rash. In the event of a skin reaction, it is imperative to discontinue use and seek medical assistance immediately.
In cases of severe sore throat that persists for more than 2 days or is accompanied by fever, headache, rash, nausea, or vomiting, patients are advised to consult a healthcare professional promptly.
While using this product, drowsiness may occur, and the effects can be exacerbated by the consumption of alcohol, sedatives, or tranquilizers. Patients are cautioned to avoid alcoholic beverages and to exercise caution when driving or operating machinery. Additionally, excitability may be observed, particularly in children.
Patients should discontinue use and consult a doctor if symptoms do not improve, new symptoms arise, pain or fever persists or worsens, redness or swelling is present, or if they experience nervousness, dizziness, or sleeplessness. Furthermore, a persistent cough or symptoms lasting more than 7 days, worsening, recurring, or accompanied by fever, rash, or persistent headache may indicate a serious condition and warrant medical evaluation.
Drug Interactions
There are currently no documented drug interactions associated with this medication. Additionally, there are no known interactions with laboratory tests. As such, no specific recommendations for dosage adjustments or monitoring are warranted at this time.
Packaging & NDC
Below are the non-prescription pack sizes of Antigrip Nighttime (acetaminophen, chlorpheniramine maleate, dextromethorphan hbr, phenylephrine hci). Columns show Packaging, Formulation Type, and Active Ingredient Strength.
Details | ||||
|---|---|---|---|---|
| Powder, for Solution |
| ||
Product details Regulatory status — Discontinued NSDE (NDC Directory) reports this NDC as Not Marketed. FDA record dates for this NDC:
Active ingredients
Inactive ingredients
| ||||
Pediatric Use
Pediatric patients under 12 years of age should not use this medication. For adults and children aged 12 years and older, the recommended dosage is one packet every 4 hours.
It is important to note that this medication should not be used to sedate a child. Caregivers should ensure that the product is kept out of reach of children. In the event of an accidental overdose, immediate medical assistance should be sought, and contacting a Poison Control Center is advised. Prompt medical attention is critical for both adults and children, even if no signs or symptoms are apparent.
Geriatric Use
Elderly patients may not require specific dosage adjustments or have unique safety concerns associated with the use of this product. However, it is important to note that the product may cause drowsiness, and the concomitant use of alcohol, sedatives, or tranquilizers can enhance this effect. Given that geriatric patients may be more sensitive to drowsiness, caution is advised.
Elderly patients should exercise caution when driving a motor vehicle or operating machinery due to the potential for drowsiness. Monitoring for these effects is recommended to ensure the safety and well-being of this population.
Pregnancy
Pregnant patients and those who are breastfeeding should consult a healthcare professional prior to using this medication. It is important to assess the potential risks and benefits, as well as any available data regarding fetal outcomes and lactation. Healthcare providers can offer guidance tailored to individual circumstances, ensuring the safety of both the patient and the developing fetus or nursing infant.
Lactation
Lactating mothers are advised to consult a health professional prior to using this medication. There is currently no available data on the excretion of this drug in human breast milk or its effects on breastfed infants. Therefore, caution is recommended when administering this medication to lactating individuals.
Renal Impairment
Patients with renal impairment have no specific information regarding dosage adjustments, special monitoring, or safety considerations provided in the drug insert. Therefore, healthcare professionals should exercise caution when prescribing this medication to individuals with reduced kidney function, as the lack of data necessitates careful clinical judgment.
Hepatic Impairment
Patients with hepatic impairment should consult a healthcare professional prior to using this product. It is important to note that this product contains acetaminophen, which can pose a risk of severe liver damage. Patients with compromised liver function must be particularly cautious, as taking more than 6 packets in a 24-hour period is the maximum daily amount and can lead to significant adverse effects. Additionally, concurrent use of other medications containing acetaminophen or the consumption of 3 or more alcoholic drinks daily while using this product may further increase the risk of liver damage. Monitoring of liver function is advised in patients with existing liver disease to ensure safety and prevent potential complications.
Overdosage
In the event of an accidental overdose, it is imperative to seek immediate medical assistance or contact a Poison Control Center without delay. Prompt medical attention is crucial for both adults and children, even in the absence of noticeable signs or symptoms.
Healthcare professionals are advised to remain vigilant and proactive in managing potential overdose situations. Early intervention can significantly mitigate the risks associated with overdose and improve patient outcomes.
Nonclinical Toxicology
No information is available regarding teratogenic effects. Similarly, there is no information provided concerning non-teratogenic effects. The insert does not contain any details related to nonclinical toxicology. Additionally, there is no information regarding animal pharmacology and toxicology.
Postmarketing Experience
Postmarketing experience has identified the following adverse reactions associated with acetaminophen use: severe skin reactions, which include skin reddening, blisters, and rash. These events have been reported voluntarily or through surveillance programs.
Patient Counseling
Healthcare providers should advise patients to seek immediate medical assistance or contact a Poison Control Center in the event of an accidental overdose, as prompt medical attention is crucial for both adults and children, even if no signs or symptoms are apparent.
Patients should be informed not to use this product in conjunction with any other medications containing acetaminophen, whether prescription or non-prescription. If patients are uncertain about the presence of acetaminophen in their medications, they should consult a doctor or pharmacist.
It is important to instruct patients not to use this product for more than 7 days for pain relief or more than 3 days for fever unless directed by a healthcare professional. Additionally, patients should be cautioned against using this product if they are currently taking a prescription monoamine oxidase inhibitor (MAOI) or have stopped taking an MAOI within the past two weeks. Patients should be encouraged to ask their healthcare provider or pharmacist if they are unsure whether their prescription includes an MAOI.
Patients should be advised not to use this product to sedate children. They should also be instructed to discontinue use and consult a doctor if their symptoms do not improve, if new symptoms arise, or if pain or fever persists or worsens. Furthermore, patients should seek medical advice if they experience redness or swelling, nervousness, dizziness, or sleeplessness.
Instruct patients to stop using the product and consult a healthcare provider if they have a persistent cough or if symptoms last longer than 7 days, worsen, recur, or are accompanied by fever, rash, or a persistent headache, as these may indicate a serious condition.
Patients should be made aware that this product may cause drowsiness, and the effects may be intensified by alcohol, sedatives, or tranquilizers. Therefore, they should be advised to avoid alcoholic beverages while using this product and to exercise caution when driving or operating machinery.
Excitability may occur, particularly in children, and patients should be informed of this possibility. It is essential to recommend that patients consult a healthcare provider before using this product if they have any of the following conditions: liver disease, heart disease, high blood pressure, thyroid disease, diabetes, glaucoma, or breathing problems such as emphysema or chronic bronchitis. Patients should also be advised to seek medical advice if they have difficulty urinating due to prostate gland enlargement, if they have a persistent or chronic cough associated with smoking, asthma, or emphysema, or if a cough is accompanied by excessive phlegm.
Lastly, patients should be encouraged to consult a doctor or pharmacist before using this product if they are taking the blood-thinning medication warfarin or if they are using sedatives or tranquilizers.
Storage and Handling
The product is supplied in tamper-evident packaging. It is essential to inspect the carton and packets prior to use; do not use if they are torn or punctured.
For optimal storage, the product should be kept at room temperature, specifically within the range of 68-77°F (20-25°C). It is important to avoid exposure to excessive heat and moisture to maintain product integrity.
Additional Clinical Information
The medication is administered orally, with a recommended frequency of every 4 hours, not to exceed 6 packets within a 24-hour period. Clinicians should advise patients who are pregnant or breastfeeding to consult a health professional prior to use. It is crucial to keep the medication out of reach of children. In the event of an accidental overdose, patients should seek medical assistance or contact a Poison Control Center immediately, as prompt medical attention is essential for both adults and children, even in the absence of noticeable symptoms.
Drug Information (PDF)
This file contains official product information for Antigrip Nighttime, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.