Acetaminophen

Description

Acetaminophen, USP, is an extra strength pain reliever and fever reducer, available in a dosage form of gel capsules. Each gel capsule contains 500 mg of acetaminophen. The product is packaged in a count of 24 gel capsules per container.

Uses and Indications

This drug is indicated for the temporary relief of minor aches and pains associated with various conditions, including headache, muscular aches, backache, minor pain of arthritis, the common cold, toothache, 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 over are instructed to take 2 gelcaps every 6 hours as needed while symptoms persist. The maximum dosage should not exceed 6 gelcaps within a 24-hour period, unless otherwise directed by a healthcare professional. Additionally, the use of this medication should not extend beyond 10 days unless specifically advised by a doctor.

For children under 12 years of age, it is recommended to consult a healthcare professional for appropriate dosing guidance.

Contraindications

Use of this product is contraindicated in the following situations:

• Co-administration with any other drug containing acetaminophen, whether prescription or nonprescription, 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.

• History of allergic reaction to this product or any of its ingredients, as this may lead to severe hypersensitivity reactions.

Warnings and Precautions

This product contains acetaminophen, and it is critical to adhere to the recommended dosage to prevent severe liver damage. The maximum daily dose is limited to 6 gelcaps (3,000 mg) within a 24-hour period. Healthcare professionals should advise patients that exceeding 4,000 mg of acetaminophen in 24 hours, using this product in conjunction with other medications containing acetaminophen, or consuming three or more alcoholic drinks daily while using this product significantly increases the risk of liver injury.

Patients with liver disease should consult a healthcare provider prior to using this product. Additionally, individuals taking the anticoagulant warfarin should seek guidance from a doctor or pharmacist before use, as potential interactions may occur.

Patients are instructed to discontinue use and contact a healthcare professional if any of the following occur: pain worsens or persists for more than 10 days, fever intensifies or lasts longer than 3 days, new symptoms develop, or if there is any redness or swelling. These symptoms may indicate a serious underlying condition that requires medical evaluation.

No specific instructions for obtaining emergency medical help are provided; however, patients should be advised to seek immediate assistance if they experience severe adverse effects or symptoms indicative of a serious reaction.

Side Effects

Severe liver damage may occur in patients who 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. An overdose, defined as taking more than the recommended dose, can also lead to liver damage. It is critical for both adults and children to seek immediate medical attention in the event of an overdose, even if no signs or symptoms are initially apparent.

Patients are advised to discontinue use and consult a healthcare professional if pain worsens or persists for more than 10 days, if fever intensifies or lasts longer than three days, if new symptoms arise, or if there is any redness or swelling, as these may indicate a serious condition.

Individuals with liver disease should consult a doctor prior to use. Additionally, patients taking the blood-thinning medication warfarin are encouraged to seek advice from a doctor or pharmacist before using this product.

Drug Interactions

Patients should consult a healthcare professional prior to using this medication if they are concurrently taking warfarin, a blood-thinning agent. The combination may increase the risk of bleeding due to potential pharmacodynamic interactions.

Additionally, this medication should not be used in conjunction with any other products containing acetaminophen, whether prescription or over-the-counter. Co-administration may lead to an increased risk of acetaminophen-related hepatotoxicity. If there is uncertainty regarding the presence of acetaminophen in other medications, patients are advised to seek guidance from a healthcare provider.

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 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, prompt medical attention is essential for both adults and pediatric patients, even if no signs or symptoms are immediately apparent.

Geriatric Use

Elderly patients may not have specific information regarding the use of this medication, including dosage adjustments, safety concerns, or special precautions. Therefore, healthcare providers should exercise caution when prescribing this medication to geriatric patients. It is advisable to monitor these patients closely for any adverse effects or changes in therapeutic response, 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 currently no available data 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

There is no information available regarding dosage adjustments, special monitoring, or safety considerations for patients with renal impairment. Healthcare professionals should exercise caution and consider the lack of specific guidance when prescribing to patients with reduced kidney function.

Hepatic Impairment

Patients with hepatic impairment should be closely monitored when using this product, which contains acetaminophen. The maximum daily dose for patients is limited to 6 gelcaps, equating to 3,000 mg of acetaminophen within a 24-hour period.

It is critical to note that severe liver damage may occur if patients exceed 4,000 mg of acetaminophen in a 24-hour period, take other medications containing acetaminophen concurrently, or consume 3 or more alcoholic drinks daily while using this product. Therefore, healthcare providers should assess liver function and consider these factors when prescribing this product to patients with compromised liver function. Regular monitoring of liver enzymes may be warranted to ensure patient safety and prevent potential hepatotoxicity.

Overdosage

In the event of an overdose, the potential for liver damage increases significantly when the recommended dose is exceeded. It is imperative that healthcare professionals recognize the seriousness of this situation and act promptly.

Immediate medical assistance is crucial. In cases of suspected overdose, healthcare providers should advise patients or caregivers to seek medical help without delay. Contacting a Poison Control Center at 1-800-222-1222 is recommended for further guidance and support.

It is important to note that quick medical attention is essential for both adults and children, even in the absence of noticeable signs or symptoms. Vigilance in monitoring for any potential effects is necessary, as symptoms may not be immediately apparent.

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. Additionally, there are no detailed findings related to nonclinical toxicology or animal pharmacology and toxicology available.

Postmarketing Experience

Postmarketing experience has identified the potential for severe skin reactions associated with acetaminophen use. Reported symptoms of these reactions may include skin reddening, blisters, and rash. In the event of a skin reaction, it is advised that the use of acetaminophen be discontinued immediately, and medical assistance should be sought without delay.

Patient Counseling

Healthcare providers should advise patients to keep this medication out of the reach of children to prevent accidental ingestion. It is important to inform patients 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 their other medications, they should be encouraged to consult with a doctor or pharmacist.

Patients should be cautioned against using this product if they have a history of allergic reactions to it or any of its ingredients. They should be instructed to discontinue use and seek medical advice 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 using the medication and consult a doctor if they experience new symptoms, or if they notice any redness or swelling, as these may indicate a serious condition.

Healthcare providers should also recommend that patients consult a doctor before using this product if they have liver disease. Furthermore, patients taking the blood-thinning medication warfarin should be advised to speak with a doctor or pharmacist prior to using this product to ensure safety and avoid potential interactions.

Storage and Handling

The product is supplied in accordance with the National Drug Code (NDC) specifications. It should be stored at a controlled room temperature between 20°-25°C (68°-77°F), as defined by the United States Pharmacopeia (USP) guidelines. It is essential to avoid exposure to high humidity to maintain product integrity. For traceability, the lot number and expiration date can be found on the end panel of the packaging.

Additional Clinical Information

No further data are available.

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)