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Acetaminophen

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Active ingredient
Acetaminophen 650 mg
Other brand names
Dosage form
Tablet, Film Coated, Extended Release
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2019
Label revision date
December 22, 2025
Active ingredient
Acetaminophen 650 mg
Other brand names
Dosage form
Tablet, Film Coated, Extended Release
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2019
Label revision date
December 22, 2025
Manufacturer
Granules USA, Inc.
Registration number
ANDA211544
NDC root
69848-015

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Drug Overview

This medication is designed to temporarily relieve minor aches and pains, including those caused by arthritis, muscular aches, backaches, menstrual cramps, headaches, toothaches, and even discomfort from the common cold. Additionally, it helps to reduce fever, providing you with comfort when you're feeling unwell.

While the specific mechanism of action isn't detailed, you can trust that this medication works effectively to alleviate your discomfort and help you feel better during those times when you need relief.

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 cramps related to your menstrual cycle. It can also help with pain from the common cold, headaches, and toothaches.

In addition to pain relief, this medication can temporarily reduce fever, helping you feel more comfortable when you're not feeling well.

Dosage and Administration

When taking 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 avoid crushing, chewing, splitting, or dissolving them. Make sure not to exceed 6 caplets in a 24-hour period, and do not use 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 these precautions can help ensure your safety and well-being while using this medication.

Side Effects

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

Be aware that acetaminophen may also cause severe skin reactions, which can include symptoms like skin reddening, blisters, or rash. If you experience any of these, stop using the medication and seek medical help immediately. Additionally, if you suspect an overdose, it's crucial to get medical assistance right away, even if you don't notice any symptoms. Always consult your doctor if your pain worsens or lasts more than 10 days, if your fever persists for more than 3 days, or if you notice new symptoms, redness, or swelling, as these could indicate a more serious issue. If you have liver disease or are taking the blood thinner warfarin, be sure to talk to your doctor or pharmacist before using this medication.

Warnings and Precautions

This product contains acetaminophen, which can lead to severe liver damage if you exceed 6 caplets in 24 hours, take it with other medications that also contain acetaminophen, or consume 3 or more alcoholic drinks daily while using it. Additionally, be aware that acetaminophen may cause serious skin reactions, such as skin reddening, blisters, or rashes. If you notice any of these symptoms, stop using the product immediately and seek medical help.

Before using this medication, consult your doctor if you have liver disease or are taking the blood thinner warfarin. If your pain worsens or lasts more than 10 days, or if your fever persists for more than 3 days, stop taking the product and contact your doctor. New symptoms, redness, or swelling should also prompt you to seek medical advice, as these could 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, acting quickly can make a significant difference in ensuring safety and health.

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. This ensures that the treatment is safe and appropriate for their specific age and health needs. Always prioritize your child's well-being by seeking professional guidance when it comes to their health care.

Geriatric Use

When considering this medication, it's important to consult your doctor, especially if you have liver disease, as this condition can be more common among older adults who may have other health issues. Your healthcare provider can help determine if this medication is safe for you.

Additionally, if you or an older adult experiences an overdose, seek medical help immediately, even if there are no noticeable symptoms. Quick action is crucial to ensure safety and well-being. Always prioritize open communication with your healthcare team about any concerns or existing health conditions.

Renal Impairment

It appears that there is no specific information regarding renal impairment (kidney problems) in the provided text. Therefore, there are no guidelines, dosage adjustments, or monitoring instructions to share for patients with kidney issues. If you have concerns about how your kidney health may affect your treatment, it's important to discuss this with your healthcare provider for personalized advice and recommendations.

Hepatic Impairment

If you have liver problems, it's important to be cautious when using this product, which contains acetaminophen. To avoid severe liver damage, do not exceed 6 caplets in a 24-hour period, as this is the maximum daily amount. Additionally, be careful not to take other medications that also contain acetaminophen, as this can increase the risk of liver damage. If you consume 3 or more alcoholic drinks each day, you should avoid using this product altogether, as alcohol can further strain your liver.

Always consult with your healthcare provider before using this product if you have liver issues, to ensure it is safe for you and to discuss any necessary adjustments to your dosage or monitoring. Your health and safety are the top priority.

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, which may increase your risk of bleeding. If you are using both medications, your healthcare provider will likely want to monitor your INR (International Normalized Ratio), a test that measures how well your blood is clotting.

Since there are no other known drug interactions or laboratory test interactions, it's still crucial 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 an open line of communication about your health and medications.

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 temperature range helps maintain the product's integrity. Before using it, always check that the foil inner seal is intact; do not use the product 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

No further information is available.

FAQ

What is this drug used for?

This drug temporarily relieves minor aches and pains due to conditions like arthritis, muscular aches, backache, menstrual cramps, the common cold, headache, and toothache. It also temporarily reduces fever.

What should I do if I experience a skin reaction?

If you notice symptoms like skin reddening, blisters, or rash, stop using the product and seek medical help immediately.

What is the maximum dosage for adults?

Adults should take 2 caplets every 8 hours, not exceeding 6 caplets in 24 hours, and should not use it for more than 10 days unless directed by a doctor.

Can I use this drug if I have liver disease?

You should ask a doctor before using this drug if you have liver disease, as it may increase the risk of severe liver damage.

What should I do in case of overdose?

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

Is it safe to use this drug while pregnant or breastfeeding?

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

What should I avoid while taking this drug?

Do not use this drug with any other products containing acetaminophen, and avoid consuming 3 or more alcoholic drinks daily while using it.

What should I do if my pain or fever worsens?

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

What are the storage conditions for this drug?

Store the drug 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 specified 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 severe allergic reactions.

Warnings and Precautions

This product contains acetaminophen, which poses a risk of severe liver damage if the following conditions are met: exceeding 6 caplets within a 24-hour period, using concurrently with other medications that contain acetaminophen, or consuming 3 or more alcoholic drinks daily while using this product.

Acetaminophen is also associated with the potential for severe skin reactions. Symptoms indicative of such reactions may include skin reddening, blisters, and rash. In the event of a skin reaction, it is imperative to discontinue use immediately and seek medical assistance.

Healthcare professionals should advise patients to consult a physician 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.

Patients are instructed to stop taking this product 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 medical evaluation.

In cases of skin reactions, immediate cessation of the product and prompt medical attention are essential.

Side Effects

Severe liver damage may occur in patients who exceed the maximum daily dosage of six caplets within a 24-hour period, take the product in conjunction with other medications containing acetaminophen, or consume three or more alcoholic drinks daily while using this product.

Patients should be aware that acetaminophen can lead to severe skin reactions, which may manifest as skin reddening, blisters, or rash. In the event of a skin reaction, it is imperative to discontinue use and seek medical assistance immediately.

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

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

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

Drug Interactions

Acetaminophen has been observed to enhance the anticoagulant effects of warfarin, which may result in an elevated risk of bleeding complications. It is recommended that the International Normalized Ratio (INR) be monitored closely in patients receiving both acetaminophen and warfarin to ensure safe therapeutic levels and to mitigate the risk of adverse effects.

No additional drug interactions or interactions with laboratory tests have been reported.

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 prior to use. It is important to assess the appropriateness of treatment and dosage for this population, as specific recommendations may vary based on individual health needs and conditions.

Geriatric Use

Elderly patients may not have specific dosage adjustments or safety concerns outlined in the prescribing information. However, it is essential for healthcare providers to exercise caution when prescribing this medication to geriatric patients, particularly those with comorbidities such as liver disease. It is advisable for elderly patients to consult with their healthcare provider before initiating treatment if they have a history of liver disease.

In the event of an overdose, prompt medical attention is critical for all adults, including elderly patients, even if they do not exhibit any signs or symptoms. Monitoring and timely intervention are crucial to ensure the safety and well-being of geriatric patients receiving this medication.

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

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. Severe liver damage may occur if patients exceed the maximum daily dosage of 6 caplets within a 24-hour period. Additionally, patients are advised against the concurrent use of other medications containing acetaminophen, as this may further increase the risk of liver injury.

Furthermore, patients with compromised liver function should limit their alcohol intake to fewer than 3 alcoholic drinks per day while using this product. Monitoring of liver function is recommended for patients with existing liver conditions or those who consume alcohol regularly, to ensure safety and prevent potential hepatotoxicity.

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, 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 in these areas limits the understanding of the compound's potential effects in nonclinical settings.

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 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, or if their fever worsens 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.

Patients with a history of liver disease should be encouraged to consult with their healthcare provider before using this medication. Furthermore, those who are currently taking the blood-thinning medication warfarin should be advised to seek guidance from a doctor or pharmacist prior to use.

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 ensure optimal stability 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 integrity of the product. Proper handling and storage conditions are essential to maintain the quality of the product throughout its shelf life.

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)

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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Primary FDA sources:

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.