Acetaminophen

Description

Acetaminophen is a non-aspirin analgesic and antipyretic agent, available in a regular strength dosage of 325 mg per tablet. Each bottle contains 100 tablets, designed for the relief of pain and reduction of fever.

Uses and Indications

This drug is indicated for the temporary relief of minor aches and pains associated with various conditions, including the common cold, headache, 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 advised to take 2 tablets every 4 to 6 hours as needed while symptoms persist. The maximum dosage should not exceed 10 tablets within a 24-hour period. Continuous use beyond 10 days is not recommended unless directed by a healthcare professional.

For children aged 6 to 11 years, the recommended dosage is 1 tablet every 4 to 6 hours while symptoms last. The total daily intake should not surpass 5 tablets, and use should not extend beyond 5 days unless specifically instructed by a physician.

For children under 6 years of age, it is essential to consult a doctor before administration.

Contraindications

Use of this product is contraindicated in the following situations:

• Co-administration with any other drug containing acetaminophen, whether prescription or nonprescription, is prohibited. If there is uncertainty regarding the presence of acetaminophen in another medication, consultation with a healthcare professional is advised.

• This product should not be used in individuals with a known allergy to acetaminophen or any of the inactive ingredients contained in this formulation.

Warnings and Precautions

This product contains acetaminophen, which poses a risk of severe liver damage under certain conditions. Adults should not exceed 4,000 mg of acetaminophen within a 24-hour period. For children, the maximum daily dosage is limited to 5 doses within the same timeframe. Caution is advised when this product is used concurrently with other medications containing acetaminophen. Additionally, adults who consume three or more alcoholic beverages daily while using this product are at an increased risk for liver damage.

Acetaminophen may also lead to severe skin reactions, which can manifest as skin reddening, blisters, or rash. In the event of any skin reaction, it is imperative to discontinue use immediately and seek medical assistance.

General precautions should be observed prior to use. Individuals with liver disease should consult a healthcare professional before using this product. Furthermore, it is advisable for users taking the anticoagulant warfarin to seek guidance from a doctor or pharmacist before use.

In cases of overdose, immediate medical attention is crucial. Users should contact a Poison Control Center at 1-800-222-1222 or seek emergency medical help without delay, regardless of the presence of symptoms.

Users are advised to discontinue use and consult a healthcare provider if any of the following occur: pain worsens or persists for more than 10 days in adults, pain lasts more than 5 days in children under 12 years, fever worsens or lasts more than 3 days, new symptoms arise, or if redness or swelling is observed. These symptoms may indicate a serious underlying condition that requires medical evaluation.

Side Effects

Severe liver damage may occur in patients who exceed the recommended dosage of acetaminophen, specifically if an adult takes more than 4,000 mg within a 24-hour period, or if a child exceeds 5 doses in the same timeframe. This risk is heightened when acetaminophen is taken in conjunction with other medications containing the same active ingredient or if the adult consumes three or more alcoholic beverages daily while using this product.

Patients should be aware of the potential for severe skin reactions associated with acetaminophen use. Symptoms may include skin reddening, blisters, and rash. In the event of a skin reaction, it is imperative to discontinue use and seek medical assistance immediately.

Patients are advised against using this product in conjunction with any other drug containing acetaminophen, whether prescription or nonprescription. If there is uncertainty regarding the presence of acetaminophen in another medication, consultation with a healthcare professional is recommended. Additionally, individuals with known allergies to acetaminophen or any inactive ingredients in this product should refrain from use.

Patients should stop using the product and consult a healthcare provider if pain worsens or persists beyond 10 days in adults, or beyond 5 days in children under 12 years. Similarly, if fever worsens or lasts more than 3 days, or if new symptoms arise, medical advice should be sought. The presence of redness or swelling may indicate a serious condition, warranting immediate medical attention.

It is advisable for patients to consult a healthcare professional prior to use if they have liver disease or are taking the anticoagulant warfarin, as interactions may occur.

In cases of overdose, patients must seek medical help or contact a Poison Control Center immediately at 1-800-222-1222. Prompt medical attention is crucial for both adults and children, even in the absence of noticeable signs or symptoms.

Drug Interactions

Patients taking warfarin, a blood-thinning medication, should consult with a healthcare professional prior to using this product. The interaction between this product and warfarin may necessitate careful monitoring of coagulation parameters to ensure therapeutic efficacy and minimize the risk of adverse effects. Adjustments to the dosage of either medication may be required based on clinical judgment and patient response.

Packaging & NDC

Below are the non-prescription pack sizes of Acetaminophen. Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Pediatric Use

Pediatric patients under 6 years of age should consult a doctor before use. For children aged 6 to 11 years, the recommended dosage is 1 tablet every 4 to 6 hours as needed, with a maximum of 5 tablets in a 24-hour period. This age group should not use the medication for more than 5 consecutive days unless directed by a healthcare professional.

In contrast, adults and children aged 12 years and older may take 2 tablets every 4 to 6 hours while symptoms persist, with a maximum of 10 tablets in a 24-hour period. This group should not exceed 10 days of use unless advised by a doctor.

It is important to note that if a child takes more than 5 doses within a 24-hour timeframe, this exceeds the maximum daily amount and may require medical attention.

Geriatric Use

Elderly patients should consult a healthcare provider prior to use if they have liver disease, as this may affect the safety and efficacy of the treatment. It is important for geriatric patients to monitor their symptoms closely; if pain worsens or persists for more than 10 days, they should discontinue use and seek medical advice.

Additionally, pregnant or breastfeeding elderly patients are advised to consult a health professional before initiating treatment to ensure safety for both the patient and the child. In the event of an overdose, immediate medical assistance should be sought, or the patient should contact a Poison Control Center without delay. Prompt medical attention is crucial for elderly patients, as well as for children, even if no signs or symptoms of overdose are apparent.

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 currently no available data regarding the excretion of this medication 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, particularly if they have a history of liver disease. The product contains acetaminophen, which poses a risk of severe liver damage under certain conditions.

For adults, it is critical to avoid exceeding a total daily dose of 4,000 mg of acetaminophen. In pediatric patients, the maximum recommended dosage is limited to 5 doses within a 24-hour period. Additionally, patients should be cautious about concurrent use of other medications containing acetaminophen, as this can lead to unintentional overdose.

Furthermore, adults who consume three or more alcoholic drinks daily should refrain from using this product, as alcohol can exacerbate the risk of liver damage associated with acetaminophen. Regular monitoring of liver function may be warranted in patients with compromised liver function who require acetaminophen, to ensure safety and prevent potential adverse effects.

Overdosage

In the event of an overdose, it is imperative to seek immediate medical assistance or contact a Poison Control Center at 1-800-222-1222. Prompt medical intervention is crucial for both adults and children, even in the absence of noticeable signs or symptoms.

Healthcare professionals should be aware that the lack of immediate symptoms does not preclude the potential for serious health consequences. Therefore, vigilance and timely action are essential in managing overdose situations effectively.

Nonclinical Toxicology

No teratogenic or non-teratogenic effects have been reported in the available nonclinical studies. Additionally, there is no information regarding animal pharmacology and toxicology. The absence of data limits the assessment of potential risks associated with the compound in these areas.

Postmarketing Experience

There have been reports of severe skin reactions associated with acetaminophen, including symptoms such as skin reddening, blisters, and rash. In cases where a skin reaction occurs, it is advised to discontinue use and seek medical assistance immediately.

Patient Counseling

Healthcare providers should advise patients to keep this medication out of reach of children to prevent accidental ingestion. Patients should be informed not to use this product in conjunction with any other medications that contain acetaminophen, whether prescription or nonprescription. If patients are uncertain about the presence of acetaminophen in other medications, they should be encouraged to consult a doctor or pharmacist.

It is crucial to inform patients not to use this medication if they have a known allergy to acetaminophen or any of the inactive ingredients contained in the product. Patients should be instructed to discontinue use and seek medical advice if their pain worsens or persists for more than 10 days in adults, or for more than 5 days in children under 12 years. Additionally, if a patient experiences a fever that worsens or lasts more than 3 days, they should stop using the medication and consult a doctor.

Patients should also be made aware that the emergence of new symptoms, or the presence of redness or swelling, warrants immediate medical consultation, as these may indicate a serious condition. Furthermore, it is important to advise patients to consult a doctor before using this medication if they have liver disease. Lastly, patients taking the blood-thinning medication warfarin should be encouraged to seek guidance from a doctor or pharmacist prior to using this product.

Storage and Handling

The product is supplied in a carton that should be retained for complete product information. It is essential to store the product at a temperature range of 20-25°C (68-77°F) to ensure its stability and efficacy. Proper handling and storage conditions must be adhered to in order to maintain the integrity of the product.

Additional Clinical Information

The medication is administered orally. Clinicians should advise patients who are pregnant or breastfeeding to consult a health professional prior to use. No further information is available regarding laboratory tests, abuse potential, or postmarketing experiences.

Drug Information (PDF)

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

View product document (PDF)