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Pain Reliever

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Active ingredient
Acetaminophen 500 mg
Other brand names
Dosage form
Tablet, Coated
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2004
Label revision date
November 15, 2025
Active ingredient
Acetaminophen 500 mg
Other brand names
Dosage form
Tablet, Coated
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2004
Label revision date
November 15, 2025
Manufacturer
L. N. K. International, Inc.
Registration number
M013
NDC root
50844-519

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Drug Overview

Acetaminophen is an extra strength pain reliever and fever reducer that contains 500 mg of acetaminophen (a medication commonly used to alleviate pain and reduce fever). It is designed to temporarily relieve minor aches and pains associated with various conditions, including headaches, the common cold, backaches, toothaches, muscular aches, and menstrual cramps. Additionally, it helps to lower fever.

This medication is a popular choice for those seeking relief from discomfort without the use of aspirin. It is distributed by LNK INTERNATIONAL, INC., and is comparable to the active ingredient found in Extra Strength Tylenol® Rapid Release Gels.

Uses

You can use this medication to temporarily relieve minor aches and pains caused by various conditions, including headaches, the common cold, backaches, toothaches, and muscular aches. It is also effective for easing minor arthritis pain and alleviating premenstrual and menstrual cramps. Additionally, this medication can help reduce fever temporarily, providing you with comfort when you're feeling unwell.

Dosage and Administration

When using this medication, it's important to follow the instructions carefully. For adults and children aged 12 years and older, you should take 2 gelcaps by mouth every 6 hours as long as you have symptoms. However, make sure not to exceed 6 gelcaps in a 24-hour period unless your doctor advises otherwise. Additionally, you should not use this medication for more than 10 days unless directed by a healthcare professional.

If you are considering this medication for a child under 12 years old, it's essential to consult a doctor first to ensure it's safe and appropriate for them. Always remember to take the medication exactly as directed to avoid any potential issues.

What to Avoid

It's important to be cautious when using this medication. You should not use it if you are allergic to acetaminophen or any of the inactive ingredients in the product. Additionally, avoid taking it alongside any other medications that contain acetaminophen, whether they are prescription or over-the-counter. If you're unsure whether a medication contains acetaminophen, please consult your doctor or pharmacist for guidance.

Taking these precautions can help prevent potential adverse reactions and ensure your safety while using this medication.

Side Effects

You should be aware that this product contains acetaminophen, which can lead to severe liver damage if you exceed 4,000 mg in a 24-hour period, take it with other medications containing acetaminophen, or consume three or more alcoholic drinks daily while using it. Additionally, acetaminophen may cause serious skin reactions, such as skin reddening, blisters, or rashes. If you experience any of these symptoms, stop using the product and seek medical help immediately.

It's important not to use this product if you are allergic to acetaminophen or any of its inactive ingredients, or if you are taking other medications that contain acetaminophen. Consult your doctor before using it if you have liver disease or are taking the blood thinner warfarin. You should also stop using the product and contact your doctor if your pain worsens or lasts more than 10 days, if your fever worsens or lasts more than 3 days, if new symptoms develop, or if you notice any redness or swelling, as these could indicate a serious condition.

Warnings and Precautions

This product contains acetaminophen, which can lead to severe liver damage if you take more than 4,000 mg in 24 hours, use it with other medications containing acetaminophen, or consume three or more alcoholic drinks daily while using it. Be aware that acetaminophen may also cause serious skin reactions, such as skin reddening, blisters, or rashes. If you experience any of these symptoms, stop using the product and seek medical help immediately.

Before using this product, consult your doctor if you have liver disease or are taking the blood thinner warfarin. If you suspect an overdose, get emergency medical help or contact a Poison Control Center right away, as prompt attention is crucial for both adults and children. Additionally, stop using the product and call your doctor if your pain worsens or lasts more than 10 days, your fever worsens or lasts more than 3 days, you develop new symptoms, or notice any redness or swelling, as these may indicate a serious condition.

Overdose

If you suspect an 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. Remember, acting quickly can make a significant difference in ensuring safety and health. Always err on the side of caution and get help right away.

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 have a child under 12 years old, it's important to consult a doctor before using this medication. For those aged 12 and older, the recommended dosage is 2 gelcaps every 6 hours while symptoms persist, but you should not exceed 6 gelcaps in a 24-hour period unless directed by a doctor. Additionally, do not use this medication for more than 10 days without a doctor's guidance.

In the event of an overdose, seek medical help immediately or contact a Poison Control Center. Quick medical attention is crucial for both adults and children, even if there are no noticeable signs or symptoms.

Geriatric Use

When it comes to using this medication in older adults, there is no specific information available about dosage adjustments, safety concerns, or special precautions. This means that if you or a loved one is an older adult, it’s important to consult with a healthcare provider for personalized advice. They can help determine the best approach based on individual health needs and any other medications being taken. Always prioritize open communication with your healthcare team to ensure safe and effective treatment.

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 problems, it's important to be cautious when using products that contain acetaminophen. Taking more than 4,000 mg of acetaminophen in a 24-hour period, using it alongside other medications that also contain acetaminophen, or consuming three or more alcoholic drinks daily while using this product can lead to severe liver damage.

Before using this product, you should consult with your doctor, especially if you have liver disease. They can provide guidance on safe usage and any necessary adjustments to your dosage. Your health and safety are the top priority, so don’t hesitate to seek professional advice.

Drug Interactions

It's important to be aware that taking acetaminophen (a common pain reliever) alongside warfarin (a blood thinner) can enhance the effects of warfarin. This combination may increase your risk of bleeding, so if you are using both medications, your healthcare provider will likely want to monitor your INR (a blood test that measures how long it takes your blood to clot) closely.

Since there are no other specific drug interactions or lab test interactions noted, it's still essential to discuss all medications and supplements you are taking with your healthcare provider. This ensures your safety and helps manage any potential risks effectively. Always keep your healthcare team informed about your treatment plan.

Storage and Handling

To ensure the best performance of your product, store it at room temperature, ideally around 25ºC (77ºF). It’s acceptable for the temperature to vary between 15ºC and 30ºC (59ºF to 86ºF), but try to avoid exposing it to high humidity, as this can affect its quality.

Always check the end flap of the packaging for the expiration date and lot number, which are important for tracking the product's safety and effectiveness. By following these simple storage and handling guidelines, you can help maintain the integrity of the product.

Additional Information

You should take this medication orally. If you are pregnant or breastfeeding, it's important to consult a healthcare professional before using it. In the event of an overdose, seek medical help immediately or contact a Poison Control Center. Quick medical attention is crucial for both adults and children, even if there are no noticeable signs or symptoms.

FAQ

What is Acetaminophen used for?

Acetaminophen is used as an extra strength pain reliever and fever reducer, temporarily relieving minor aches and pains from headaches, the common cold, backaches, arthritis, toothaches, muscular aches, and menstrual cramps.

What is the recommended dosage for adults and children over 12?

Adults and children 12 years and over should take 2 gelcaps every 6 hours while symptoms last, not exceeding 6 gelcaps in 24 hours, and not using it for more than 10 days unless directed by a doctor.

Are there any warnings associated with Acetaminophen?

Yes, you should not exceed 4,000 mg in 24 hours, avoid using it with other acetaminophen-containing drugs, and limit alcohol consumption to less than 3 drinks daily while using this product due to the risk of severe liver damage.

What should I do in case of an overdose?

In case of overdose, get medical help or contact a Poison Control Center immediately, as prompt medical attention is critical.

Can I use Acetaminophen if I am pregnant or breastfeeding?

If you are pregnant or breastfeeding, you should ask a health professional before using Acetaminophen.

What should I do if I experience a skin reaction?

If you notice symptoms like skin reddening, blisters, or rash, stop using Acetaminophen and seek medical help right away.

Who should not use Acetaminophen?

Do not use Acetaminophen if you are allergic to it or any of its inactive ingredients, or if you are taking any other drug containing acetaminophen.

What should I do if my pain or fever worsens?

Stop using Acetaminophen and consult a doctor if your pain worsens or lasts more than 10 days, or if your fever lasts more than 3 days.

Packaging Info

Below are the non-prescription pack sizes of Pain Reliever (acetaminophen). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Pain Reliever.
Details

Drug Information (PDF)

This file contains official product information for Pain Reliever, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)

Description

No description information is available for the specified drug.

Uses and Indications

This drug is indicated for the temporary relief of minor aches and pains associated with various conditions, including headache, the common cold, backache, minor pain of arthritis, toothache, muscular aches, and premenstrual and menstrual cramps. Additionally, it is indicated for the temporary reduction of fever.

There are no teratogenic or nonteratogenic effects associated with this drug.

Dosage and Administration

Adults and children aged 12 years and older are instructed to take 2 gelcaps orally every 6 hours as needed for symptom relief. The maximum dosage should not exceed 6 gelcaps within a 24-hour period unless otherwise directed by a healthcare professional. Additionally, the duration of use should not exceed 10 days unless advised by a doctor.

For children under 12 years of age, it is recommended to consult a healthcare professional before administration.

Patients are advised to adhere strictly to the recommended dosages and to avoid exceeding the specified limits.

Contraindications

Use of this product is contraindicated in patients with a known allergy to acetaminophen or any of the inactive ingredients contained in the formulation. Additionally, concurrent use with any other medication that contains acetaminophen, whether prescription or nonprescription, is contraindicated due to the risk of acetaminophen overdose. If there is uncertainty regarding the presence of acetaminophen in other medications, consultation with a healthcare professional is advised.

Warnings and Precautions

This product contains acetaminophen, which carries a significant risk of severe liver damage if not used according to the guidelines. Healthcare professionals should advise patients that the risk of liver damage increases with the following conditions: exceeding 4,000 mg of acetaminophen within a 24-hour period, concurrent use with other medications containing acetaminophen, or consumption of three or more alcoholic drinks daily while using this product.

Patients should also be made aware of the potential for severe skin reactions associated with acetaminophen. Symptoms may include skin reddening, blisters, and rash. In the event of any skin reaction, patients must be instructed to discontinue use immediately and seek medical assistance.

General precautions should be taken into account prior to use. Patients with a history of liver disease should consult a healthcare provider before using this product. Additionally, individuals taking the anticoagulant warfarin should seek advice from a doctor or pharmacist before use, as interactions may occur.

In cases of overdose, it is imperative to obtain emergency medical help or contact a Poison Control Center without delay. Prompt medical attention is crucial for both adults and children, even if no immediate signs or symptoms are apparent.

Patients should be advised to discontinue use and consult a healthcare professional if any of the following occur: worsening pain lasting more than 10 days, fever that worsens or persists for more than 3 days, the emergence of new symptoms, or the presence of redness or swelling. These may indicate a serious underlying condition that requires further evaluation.

Side Effects

Patients using this product should be aware of potential adverse reactions associated with acetaminophen.

Severe liver damage is a significant concern, particularly if patients exceed 4,000 mg of acetaminophen within a 24-hour period, use other medications containing acetaminophen concurrently, or consume three or more alcoholic drinks daily while using this product.

Additionally, there is an allergy alert associated with acetaminophen, as it may lead to severe skin reactions. Symptoms of such reactions can include skin reddening, blisters, and rash. If any of these symptoms occur, patients are advised to discontinue use immediately and seek medical assistance.

Patients should not use this product if they are allergic to acetaminophen or any of the inactive ingredients contained within. It is also contraindicated for use with any other drug that contains acetaminophen, whether prescription or nonprescription. If there is uncertainty regarding the presence of acetaminophen in another medication, patients should consult a healthcare professional.

Before using this product, patients with liver disease should consult a doctor. Furthermore, individuals taking the blood-thinning medication warfarin should seek advice from a doctor or pharmacist prior to use.

Patients are advised to stop using the product and consult a doctor if pain worsens or persists for more than 10 days, if fever worsens or lasts more than 3 days, if new symptoms arise, or if redness or swelling is observed, as these may indicate a serious condition.

Drug Interactions

Acetaminophen has been shown to enhance the anticoagulant effects of warfarin, which may result in an elevated risk of bleeding complications. When these two agents are co-administered, it is recommended to monitor the International Normalized Ratio (INR) closely to ensure safe therapeutic levels are maintained.

No additional drug interactions or laboratory test interactions have been reported.

Packaging & NDC

Below are the non-prescription pack sizes of Pain Reliever (acetaminophen). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Pain Reliever.
Details

Pediatric Use

Pediatric patients under 12 years of age should consult a healthcare professional before use. For adolescents aged 12 years and older, the recommended dosage is 2 gelcaps every 6 hours as needed, with a maximum of 6 gelcaps in a 24-hour period, unless otherwise directed by a physician. Treatment should not exceed 10 days without medical advice.

In the event of an overdose, immediate medical assistance should be sought, and contacting a Poison Control Center is advised. Prompt medical attention is essential for both adults and pediatric patients, even if no signs or symptoms are apparent.

Geriatric Use

There is no specific information regarding the use of this medication in geriatric patients, including dosage adjustments, safety concerns, or special precautions. Healthcare providers should exercise caution when prescribing this medication to elderly patients, as individual responses may vary. It is advisable to monitor these patients closely for any adverse effects or changes in efficacy, given the lack of targeted data for this population.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional prior to using this medication. The potential risks and benefits must be carefully considered in these populations to ensure the safety of both the mother and the fetus or infant.

Lactation

Lactating mothers are advised to consult a health professional prior to using this medication. There is no specific data available regarding the excretion of this medication in 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 exercise caution when using this product, as it contains acetaminophen, which is associated with the risk of severe liver damage. It is critical that patients do not exceed a maximum dosage of 4,000 mg of acetaminophen within a 24-hour period. Additionally, patients should avoid concurrent use with other medications that contain acetaminophen, as this may further increase the risk of liver injury.

Patients with compromised liver function are advised to consult a healthcare professional prior to using this product, particularly if they have a history of liver disease. Furthermore, consumption of three or more alcoholic drinks per day while using this product is not recommended, as it may exacerbate the risk of liver damage. Regular monitoring of liver function may be warranted in patients with existing liver conditions to ensure safety and efficacy during treatment.

Overdosage

In the event of an overdose, it is imperative to seek immediate medical assistance or contact a Poison Control Center without delay. Prompt medical intervention is crucial for both adults and children, regardless of whether any signs or symptoms are apparent.

Healthcare professionals should be aware that the absence of symptoms does not preclude the possibility of serious complications. Therefore, it is essential to monitor the patient closely and provide appropriate care as needed.

Nonclinical Toxicology

If pregnant or breastfeeding, it is advised to consult a health professional prior to use. No specific non-teratogenic effects have been identified in the available data. Additionally, there are no detailed findings regarding nonclinical toxicology or animal pharmacology and toxicology provided in the current information.

Postmarketing Experience

Postmarketing experience has identified that acetaminophen may be associated with severe skin reactions. Reports indicate that symptoms can include skin reddening, blisters, and rash. In the event of a skin reaction, it is advised to discontinue use immediately and seek medical assistance.

Patient Counseling

Healthcare providers should advise patients to seek immediate medical assistance or contact a Poison Control Center in the event of an overdose, emphasizing that 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 if they have a known allergy to acetaminophen or any of the inactive ingredients contained within. It is also important to counsel patients against using this medication in conjunction with any other drug that contains acetaminophen, whether prescribed or over-the-counter. If patients are uncertain about the contents of a medication, they should be encouraged to consult with a doctor or pharmacist.

Healthcare providers should instruct patients to discontinue use and consult a doctor if their pain worsens or persists for more than 10 days, or if their fever intensifies or lasts longer than 3 days. Additionally, patients should be advised to stop use and seek medical advice if they experience new symptoms or notice any redness or swelling, as these may indicate a serious condition.

Patients with liver disease should be encouraged to consult a doctor before using this product. Furthermore, those taking the blood-thinning medication warfarin should be advised to speak with a doctor or pharmacist prior to use to ensure safety and avoid potential interactions.

Storage and Handling

The product is supplied in packaging that includes specific NDC numbers, which can be referenced for identification. It should be stored at a controlled room temperature of 25ºC (77ºF), with permissible excursions between 15ºC and 30ºC (59ºF and 86ºF). Care should be taken to avoid exposure to high humidity, as this may affect the product's integrity. For tracking purposes, the expiration date and lot number can be found on the end flap of the packaging.

Additional Clinical Information

The medication is administered orally. Clinicians should advise patients who are pregnant or breastfeeding to consult a healthcare professional prior to use. In the event of an overdose, it is crucial for patients to seek immediate medical assistance or contact a Poison Control Center, as prompt intervention is essential for both adults and children, regardless of the presence of symptoms.

Drug Information (PDF)

This file contains official product information for Pain Reliever, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)

Data Generation & Sources

This page was automatically generated and is maintained by the AllDrugs AI Data-Science Team. It was built from the FDA Structured Product Label (DailyMed) for Pain Reliever, retrieved by a validated AI data-extraction workflow.

All FDA-listed dosage forms and strengths are shown in the Packaging & NDC Codes section above. Regulatory status appears in the Summary Information panel above and was verified in the FDA National Drug Code directory and the NSDE NDC Directory daily file.

Note: an automated daemon monitors NSDE checksums; when the record for this NDC changes, the new file is pulled instantly and this page is refreshed.

No human clinician has reviewed this version.

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Orange Book data shown on this page are limited to Regulatory Status (Rx), Established Pharmacologic Class (EPC), and Mechanism of Action (MoA).

Regulatory data notice: Information on this page is reproduced verbatim from FDA public databases (NSDE, Orange Book, Purple Book, DailyMed SPL). NDA/ANDA drugs are FDA-approved, BLA biologics are FDA-licensed. Inclusion alone does not guarantee current market availability or imply FDA endorsement.

Medical disclaimer: This AI-generated content is provided for educational purposes only and does not constitute medical advice. Always consult a licensed healthcare professional for diagnosis or treatment decisions.