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Acetaminophen

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Active ingredient
Acetaminophen 650 mg
Other brand names
Dosage form
Tablet
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2023
Label revision date
December 19, 2025
Active ingredient
Acetaminophen 650 mg
Other brand names
Dosage form
Tablet
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2023
Label revision date
December 19, 2025
Manufacturer
MAJOR PHARMACEUTICALS
Registration number
ANDA211544
NDC root
0904-7314

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Drug Overview

APAP (acetaminophen) is a medication commonly used to temporarily relieve minor aches and pains, such as those caused by arthritis, muscular aches, backaches, menstrual cramps, headaches, toothaches, and the common cold. Additionally, it helps to reduce fever. Available in 650mg doses, APAP comes in packaging options of 400 and 100 tablets, making it a convenient choice for managing discomfort and fever.

Uses

You can use this medication to temporarily relieve minor aches and pains caused by various conditions. This includes discomfort from arthritis, muscular aches, backaches, and menstrual cramps. It can also help with pain associated with the common cold, headaches, and toothaches. Additionally, this medication is effective in temporarily reducing fever.

Rest assured, there are no known teratogenic effects (which means it does not cause birth defects) associated with this medication.

Dosage and Administration

When you need to take this medication, adults should take 2 caplets every 8 hours with a full glass of water. It's important to swallow the caplets whole, so do not crush, chew, split, or dissolve them. Make sure not to exceed 6 caplets in a 24-hour period, and avoid using the medication for more than 10 days unless your doctor advises you to do so.

If you are under 18 years of age, it's essential to consult with a doctor before using this medication. Always follow your healthcare provider's instructions to ensure safe and effective use.

What to Avoid

It's important to be cautious when using this medication. You should not use it alongside any other drugs 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 clarification.

Additionally, avoid using this product if you have a known allergy to acetaminophen or any of its inactive ingredients. Taking this medication under these circumstances could lead to serious health issues. Always prioritize your safety and well-being by following these guidelines.

Side Effects

Taking this medication can lead to serious side effects, particularly concerning your liver. You should avoid taking more than 6 caplets in a 24-hour period, using it alongside other medications that contain acetaminophen, or consuming 3 or more alcoholic drinks daily while using this product, as these actions can significantly increase the risk of severe liver damage.

If you experience an overdose, it’s crucial to seek medical help immediately, even if you don’t notice any symptoms. Additionally, you should stop using the medication and consult a doctor if your pain worsens or lasts more than 10 days, if your fever gets worse 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. If you have liver disease or are taking the blood thinner warfarin, please consult your doctor or pharmacist before using this medication.

Warnings and Precautions

It's important to be aware of the potential risks when using this product, especially since it contains acetaminophen, which can lead to severe liver damage. To avoid this, do not exceed 6 caplets in a 24-hour period, avoid taking other medications that also contain acetaminophen, and limit alcohol consumption to fewer than 3 drinks per day while using this product.

Before using this medication, consult your doctor if you have liver disease or if you are taking the blood thinner warfarin. If you experience worsening pain that lasts more than 10 days, a fever that persists for more than 3 days, new symptoms, or any redness or swelling, stop taking the product and contact your doctor, as these may indicate a more serious issue.

Overdose

If you suspect an overdose, it’s important to seek medical help immediately or contact a Poison Control Center. Quick action 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, it’s always better to be safe and get checked out by a medical professional.

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 your child is under 18 years old, it's important to consult with a doctor before using this medication. In the event of an overdose, seek medical help immediately, even if your child shows no signs or symptoms. Always ensure that this medication is kept out of reach of children to prevent accidental ingestion. Your vigilance is key to keeping your child safe.

Geriatric Use

If you are an older adult or a caregiver, it's important to consult with a doctor before using this medication, especially if you have liver disease. Additionally, if you are taking the blood-thinning medication warfarin, make sure to discuss this with your doctor or pharmacist to avoid any potential interactions.

In the event of an overdose, seek medical help immediately or contact a Poison Control Center. Quick action is crucial for everyone, including older adults, even if there are no noticeable signs or symptoms. Your health and safety are the top priority, so don’t hesitate to reach out for assistance.

Renal Impairment

There are no specific guidelines, dosage adjustments, or monitoring requirements mentioned for patients with kidney problems in the provided information. If you have renal impairment (kidney issues), it's important to consult your healthcare provider for personalized advice regarding your treatment and any necessary precautions. Always keep them informed about your kidney health to ensure safe and effective medication management.

Hepatic Impairment

It's important to be cautious if you have liver problems and are considering using this product, as it contains acetaminophen. Taking more than 6 caplets in a 24-hour period is the maximum daily limit, and exceeding this can lead to severe liver damage. Additionally, you should avoid using other medications that also contain acetaminophen, as this can increase the risk of harm to your liver.

If you consume 3 or more alcoholic drinks daily, it's crucial to refrain from using this product, as combining alcohol with acetaminophen can further strain your liver. Always consult with your healthcare provider for personalized advice and to ensure your safety when using any medication.

Drug Interactions

It's important to talk to your doctor or pharmacist before using this medication, especially if you are taking warfarin, a blood-thinning drug. Combining these medications can increase the risk of bleeding, so your healthcare provider can help ensure your safety by managing your treatment plan effectively. Always keep an open line of communication about any medications you are taking to avoid potential interactions.

Storage and Handling

To ensure the safety and effectiveness of your product, store it at a temperature between 20-25°C (68-77°F). This helps maintain its quality and performance. Before using the product, always check that the foil inner seal is intact; do not use it if the seal is broken or missing, as this could compromise its safety.

By following these simple storage and handling guidelines, you can help ensure that the product remains safe and effective for your use.

Additional Information

You should take this medication orally. If you are pregnant or breastfeeding, it's important to consult with a healthcare professional before using this medication to ensure it's safe for you and your baby.

FAQ

What is APAP used for?

APAP is used to temporarily relieve minor aches and pains from conditions like arthritis, muscular aches, backache, menstrual cramps, the common cold, headache, and toothache. It also temporarily reduces fever.

What is the recommended dosage for adults?

Adults should take 2 caplets every 8 hours with water, swallowing them whole. Do not exceed 6 caplets in 24 hours or use for more than 10 days unless directed by a doctor.

What should I do if I experience an overdose?

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

Are there any liver warnings associated with APAP?

Yes, severe liver damage may occur if you take more than 6 caplets in 24 hours, use with other drugs containing acetaminophen, or consume 3 or more alcoholic drinks daily while using this product.

Can I use APAP if I have liver disease?

You should ask a doctor before using APAP if you have liver disease.

Is APAP safe to use during pregnancy or breastfeeding?

If you are pregnant or breastfeeding, consult a health professional before using APAP.

What should I do if my symptoms worsen?

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

What should I avoid while taking APAP?

Do not use APAP with any other drug containing acetaminophen, and avoid it if you are allergic to acetaminophen or any inactive ingredients in the product.

How should I store APAP?

Store APAP between 20-25°C (68-77°F) and do not use it if the foil inner seal is broken or missing.

Packaging Info

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

Packaging configurations for Acetaminophen.
Details

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)

Description

No description information is available for the drug.

Uses and Indications

This drug is indicated for the temporary relief of minor aches and pains associated with various conditions, including minor pain of arthritis, muscular aches, backache, premenstrual and menstrual cramps, the common cold, headache, and toothache. 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 are instructed to take 2 caplets every 8 hours with water. The caplets should be swallowed whole and must not be crushed, chewed, split, or dissolved. The maximum dosage should not exceed 6 caplets within a 24-hour period. Additionally, the use of this medication should not extend beyond 10 days unless directed by a healthcare professional.

For individuals under 18 years of age, it is recommended to consult a doctor prior to use.

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 known allergy to acetaminophen or any of the inactive ingredients contained in this formulation, as this may lead to serious allergic reactions.

Warnings and Precautions

Severe liver damage may occur with the use of this product, which contains acetaminophen. Healthcare professionals should advise patients that the risk of liver injury increases significantly if they exceed the maximum daily dosage of 6 caplets within a 24-hour period, combine this product with other medications containing acetaminophen, or consume 3 or more alcoholic beverages daily while using this product.

It is crucial for patients to consult a healthcare provider prior to use if they have a history of liver disease. Additionally, patients taking the anticoagulant warfarin should seek guidance from a doctor or pharmacist before using this product, as potential interactions may necessitate closer monitoring.

Patients should be instructed to discontinue use and contact their healthcare provider if any of the following occur: worsening pain that persists beyond 10 days, a fever that worsens or lasts 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 the maximum recommended dosage of six caplets within a 24-hour period, particularly when combined with other medications containing acetaminophen or when consuming three or more alcoholic drinks daily while using this product.

In the event of an overdose, it is imperative for patients to seek immediate medical assistance or contact a Poison Control Center. Prompt medical attention is crucial for both adults and children, 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 beyond 10 days, if fever intensifies or lasts more than three days, if new symptoms arise, or if there is any redness or swelling, as these may indicate a serious underlying condition.

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

Drug Interactions

Patients taking the anticoagulant warfarin should consult a healthcare professional prior to initiating treatment with this medication. The interaction between this drug and warfarin may necessitate careful monitoring of coagulation parameters to ensure therapeutic efficacy and minimize the risk of bleeding complications. Adjustments to the dosage of warfarin may be required based on the clinical judgment of the healthcare provider.

Packaging & NDC

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

Packaging configurations for Acetaminophen.
Details

Pediatric Use

Pediatric patients under 18 years of age should consult a healthcare professional before use. In the event of an overdose, it is critical to seek immediate medical attention for children, even if no signs or symptoms are apparent. Additionally, this medication should be kept out of reach of children to ensure safety.

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 important for geriatric patients to seek advice from a doctor or pharmacist if they are concurrently taking the anticoagulant warfarin, due to potential interactions that could increase the risk of bleeding.

In the event of an overdose, immediate medical assistance should be sought, or the Poison Control Center should be contacted without delay. Prompt medical attention is crucial for adults, including elderly patients, even if no signs or symptoms of overdose are apparent. Careful monitoring and adherence to these recommendations are essential to ensure the safety of geriatric patients.

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

There is no information available regarding renal impairment, dosage adjustments, special monitoring, or safety considerations for patients with reduced kidney function. Healthcare professionals should exercise clinical judgment when prescribing this medication to patients with renal impairment, as specific guidelines or recommendations are not provided in the available data.

Hepatic Impairment

Patients with hepatic impairment should be closely monitored when using this product, which contains acetaminophen. It is important to note that severe liver damage may occur if patients exceed the maximum daily dosage of 6 caplets within a 24-hour period. Additionally, patients should avoid concomitant use of other medications containing acetaminophen, as this can further increase the risk of liver injury.

Patients with compromised liver function are also advised to limit alcohol consumption to fewer than 3 alcoholic drinks per day while using this product, as excessive alcohol intake can exacerbate the potential for liver damage. Regular assessment of liver function may be warranted in these patients 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, even in the absence of observable signs or symptoms.

Healthcare professionals should be aware that the lack of immediate symptoms does not preclude the potential for serious health consequences. Therefore, it is essential to monitor the patient closely and provide comprehensive care as needed.

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

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 immediately and seek medical assistance.

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 their other medications, they should be encouraged to consult with a doctor or pharmacist.

It is crucial to inform patients that they should not use this product if they have a known allergy to acetaminophen or any of the inactive ingredients contained in the formulation. Patients should be instructed to discontinue use and seek medical advice if their pain worsens or persists for more than 10 days, if their fever intensifies or lasts longer than 3 days, or if they experience any new symptoms. Additionally, patients should be made aware that the presence of redness or swelling may indicate a serious condition, warranting immediate consultation with a healthcare professional.

Patients with a history of liver disease should be advised to consult a doctor before using this medication. Furthermore, those taking the blood-thinning medication warfarin should be encouraged 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 a configuration that includes an NDC number for identification. It should be stored at a temperature range of 20-25°C (68-77°F) to maintain its integrity and efficacy.

Healthcare professionals are advised to inspect the product prior to use; it should not be utilized if the foil inner seal is broken or missing, as this may compromise the product's safety and effectiveness. Proper handling and storage conditions are essential to ensure the quality of the product throughout its shelf life.

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)

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 Acetaminophen, 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.