Acetaminophen

Description

Acetaminophen, USP is presented in a dosage form of 500 mg Rapid Release Gelcaps. Each Gelcap contains acetaminophen as the active ingredient, which is utilized for its analgesic and antipyretic properties. The formulation is designed to facilitate rapid absorption and onset of action.

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, toothache, the common cold, 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 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 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, is prohibited 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.

Additionally, this product should not be used in individuals with a history of allergic reactions to this product or any of its ingredients, as this may lead to severe allergic responses.

Warnings and Precautions

This product contains acetaminophen, which poses a risk of severe liver damage under certain conditions. Healthcare professionals should advise patients to avoid exceeding 4,000 mg of acetaminophen within a 24-hour period. Additionally, patients should not use this product concurrently with other medications that contain acetaminophen or consume three or more alcoholic drinks daily while using this product.

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

In the event of an accidental overdose, it is imperative to seek emergency medical assistance or contact a Poison Control Center at 1-800-222-1222 immediately. Prompt medical attention is crucial for both adults and children, even if no signs or symptoms are initially apparent.

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

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.

Patients are advised to discontinue use and consult a healthcare professional if pain worsens or persists beyond 10 days, if fever intensifies or lasts more than 3 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 seek medical advice prior to using this product. Additionally, patients taking the anticoagulant warfarin should consult a doctor or pharmacist before use to avoid potential interactions.

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. The use of this medication should not exceed 10 days without medical advice.

In the event of an accidental overdose, it is crucial to seek immediate medical assistance or contact a Poison Control Center at 1-800-222-1222. Prompt medical attention is essential for both adults and pediatric patients, even if no signs or symptoms are apparent.

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 medication. Additionally, it is advisable for geriatric patients to seek guidance from a doctor or pharmacist if they are concurrently taking the anticoagulant warfarin, due to potential interactions that could increase the risk of bleeding.

For adults and children aged 12 years and older, the recommended dosage is 2 gelcaps every 6 hours as needed for symptom relief. However, it is crucial that elderly patients do not exceed 6 gelcaps within a 24-hour period unless specifically directed by a healthcare professional. Furthermore, the duration of use should not exceed 10 days unless advised by a doctor, to minimize the risk of adverse effects and ensure appropriate monitoring of the patient's condition.

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 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

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 exercise caution when using this product, which contains acetaminophen. It is important to note that severe liver damage may occur if patients exceed the following limits:

• More than 4,000 mg of acetaminophen in a 24-hour period.

• Concurrent use with other medications that contain acetaminophen.

• Consumption of three or more alcoholic drinks daily while using this product.

Due to the potential for increased risk of liver toxicity, patients with compromised liver function should be closely monitored for signs of liver damage. It is advisable for these patients to consult with a healthcare professional before using this product to ensure safe and appropriate use.

Overdosage

Severe liver damage may occur following an overdose of this product, which contains acetaminophen. Healthcare professionals should be aware of the following critical points regarding overdosage.

Dosage Thresholds for Overdosage The risk of severe liver damage increases significantly if the patient exceeds 4,000 mg of acetaminophen within a 24-hour period. Additionally, concurrent use of other medications containing acetaminophen can exacerbate this risk. It is also important to note that the consumption of three or more alcoholic drinks daily while using this product can further heighten the potential for liver injury.

Recommended Actions In the event of suspected overdosage, immediate medical attention is warranted. Healthcare providers should assess the patient's acetaminophen intake and consider the timing of ingestion. It is crucial to monitor liver function tests and initiate appropriate management strategies, which may include the administration of N-acetylcysteine as an antidote, depending on the severity of the overdose and the time elapsed since ingestion.

Potential Symptoms Patients experiencing acetaminophen overdosage may present with symptoms such as nausea, vomiting, loss of appetite, confusion, and jaundice. Early recognition and intervention are essential to mitigate the risk of severe hepatic injury.

In summary, healthcare professionals must remain vigilant regarding the potential for acetaminophen overdosage and its associated risks, ensuring prompt evaluation and management to safeguard patient health.

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 use of the compound in these contexts.

Postmarketing Experience

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

Patient Counseling

Healthcare providers should advise patients to seek immediate medical assistance or contact a Poison Control Center (1-800-222-1222) in the event of an accidental overdose. It is crucial to emphasize that prompt medical attention is necessary 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 that contain acetaminophen, whether prescription or nonprescription. If patients are uncertain about the presence of acetaminophen in their medications, they should be encouraged to consult with a doctor or pharmacist.

It is important to instruct patients to discontinue use and consult a doctor if their pain worsens or persists for more than 10 days. Similarly, they should stop use and seek medical advice if their fever worsens or lasts longer than 3 days, if new symptoms arise, or if they notice any redness or swelling, as these may indicate a serious condition.

Patients with a history of allergic reactions to this product or any of its ingredients should be advised against its use. Additionally, healthcare providers should recommend that patients with liver disease consult a doctor before using this product. Furthermore, patients taking the blood-thinning medication warfarin should be encouraged to speak with a doctor or pharmacist prior to use.

Storage and Handling

The product is supplied in configurations that include specific NDC numbers, which can be found on the packaging. It is essential to store the product at a temperature range of 20°-25°C (68°-77°F), in accordance with USP Controlled Room Temperature guidelines. Care should be taken to avoid exposure to high humidity, as this may affect the product's integrity. For traceability, the lot number and expiration date are located on the end panel of the packaging.

Additional Clinical Information

Patients aged 12 years and older are advised to take 2 gelcaps orally every 6 hours while symptoms persist, with a maximum of 6 gelcaps in a 24-hour period unless otherwise directed by a healthcare professional. The use of the product should not exceed 10 days unless directed by a doctor. For children under 12 years, consultation with a doctor is recommended prior to use.

Clinicians should counsel patients to seek advice from a health professional if they are pregnant or breastfeeding. In the event of an accidental overdose, immediate medical assistance should be sought, or the Poison Control Center (1-800-222-1222) should be contacted, as prompt medical attention is crucial for both adults and children, even in the absence of noticeable symptoms.

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)