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Acetaminophen

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Active ingredient
Acetaminophen 650 mg
Other brand names
Dosage form
Tablet, Extended Release
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2022
Label revision date
December 4, 2025
Active ingredient
Acetaminophen 650 mg
Other brand names
Dosage form
Tablet, Extended Release
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2022
Label revision date
December 4, 2025
Manufacturer
Granules Pharmaceuticals Inc.
Registration number
ANDA211544
NDC root
70010-160

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Drug Overview

Acetaminophen is a medication commonly used to temporarily relieve minor aches and pains, such as those caused by arthritis, muscular aches, backaches, headaches, toothaches, and menstrual cramps. It is also effective in reducing fever. This makes it a versatile option for managing discomfort associated with everyday ailments, including the common cold.

By acting on the body's pain and temperature regulation systems, acetaminophen helps to alleviate discomfort and bring down elevated body temperatures. It is often found under labels for arthritis pain and muscle aches, highlighting its widespread use for these conditions.

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

If you're dealing with arthritis pain, adults can 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 this medication for more than 10 days unless your doctor advises otherwise. If you're under 18 years old, please consult a doctor before using this medication.

For muscle aches and pain, the instructions are similar. Adults and children aged 12 and older should also take 2 caplets every 8 hours with water, swallowing them whole. Again, do not take more than 6 caplets in a day, and limit use to 10 days unless directed by a healthcare professional. Children under 12 should not use this medication. Always follow these guidelines to ensure safe and effective use.

What to Avoid

It's important to be cautious when using this medication. You should not take it if you are allergic to acetaminophen or any of the inactive ingredients in the product. Additionally, avoid using it alongside any other medications that contain acetaminophen, whether they are prescription or over-the-counter. If you're unsure whether a medication contains acetaminophen, please consult with your doctor or pharmacist for guidance. Taking these precautions can help ensure your safety and well-being.

Side Effects

This product contains acetaminophen, which can lead to severe liver damage if you exceed the maximum daily limit of 6 caplets, take it with other acetaminophen-containing medications, or consume 3 or more alcoholic drinks daily while using it. Additionally, be aware that acetaminophen may cause serious skin reactions, including symptoms like skin reddening, blisters, or rash. If you experience any of these skin reactions, stop using the product and seek medical help immediately.

You should also stop using this product and consult your doctor if your pain worsens or lasts more than 10 days, if your fever worsens or lasts more than 3 days, if new symptoms develop, or if you notice redness or swelling, as these could indicate a serious condition. If you have liver disease or are taking the blood thinner warfarin, it's important to talk to your doctor or pharmacist before using this product.

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 acetaminophen-containing medications, or consume 3 or more alcoholic drinks daily while using it. Be aware that acetaminophen may also cause serious skin reactions, such as redness, blisters, or rash. If you experience any skin issues, stop using the product and seek medical help immediately.

Before using this medication, consult your doctor if you have liver disease or are taking the blood thinner warfarin. If you suspect an overdose, it’s crucial to get emergency medical help or contact a poison control center right away at 1-800-222-1222, even if you don’t notice any symptoms. Additionally, stop taking the medication and call your doctor if your pain worsens or lasts more than 10 days, your fever worsens or lasts more than 3 days, you develop new symptoms, or notice any redness or swelling, as these could indicate a serious condition.

Overdose

Taking more than 6 caplets in a 24-hour period can lead to severe liver damage. It's important to be aware of this limit to protect your health. If you suspect that you or someone else may have taken too much, look out for signs of overdose, which can include unusual tiredness, yellowing of the skin or eyes, or dark urine.

If you notice any of these symptoms or if you believe an overdose has occurred, seek immediate medical help. It's always better to be cautious and get checked by a healthcare professional. Remember, staying within the recommended dosage is key to ensuring your safety.

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 a doctor before using this medication. For children under 12 years of age, you should not use this product at all.

For muscle aches and pain, adults and children aged 12 and older can take up to 6 caplets in a 24-hour period. However, children younger than 12 should not take this medication. Always prioritize your child's safety and seek professional advice when it comes to their health.

Geriatric Use

When considering this medication, it's important to consult your doctor, especially if you have liver disease. This is particularly relevant for older adults, as they often have other health conditions or may be taking several medications at once. Your healthcare provider can help determine if this medication is safe for you.

Additionally, be aware that if an overdose occurs, it is crucial to seek medical help immediately. This applies to everyone, including older adults, as prompt attention can be vital in such situations. Always prioritize open communication with your healthcare team to ensure your safety and well-being.

Renal Impairment

If you have kidney problems, it's important to know that the information provided does not include specific guidelines for dosage adjustments, special monitoring, or safety considerations related to renal impairment (kidney issues). This means that there are no tailored recommendations for how your treatment may need to change based on your kidney function.

Always consult your healthcare provider for personalized advice and to ensure that your treatment plan is safe and effective for your specific situation. They can help monitor your kidney health and make any necessary adjustments to your medications.

Hepatic Impairment

If you have liver problems, it's important to be cautious when using this product, as it contains acetaminophen. Taking more than 6 caplets in a 24-hour period can lead to severe liver damage, which is the maximum daily amount recommended. Additionally, combining this product with other medications that also contain acetaminophen can increase the risk of liver damage.

You should also be aware that consuming 3 or more alcoholic drinks each day while using this product can further heighten the risk of severe liver damage. Always consult with your healthcare provider for personalized advice and to ensure your safety when using medications.

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 all the medications you are taking to avoid any potential interactions.

Storage and Handling

To ensure the best performance of your product, store it in a cool, dry place at a temperature between 20-25°C (68-77°F). This temperature range helps maintain its effectiveness.

When handling the product, be sure to check the foil inner seal before use. If the seal is broken or missing, do not use the product, as this could compromise its safety and effectiveness. Always prioritize these storage and handling guidelines to ensure your safety and the product's reliability.

Additional Information

You should take this medication orally. If you are pregnant or breastfeeding, it's important to consult a healthcare professional before using it. Always keep this medication out of reach of children. In the event of an overdose, seek medical help immediately or contact a poison control center at 1-800-222-1222. Quick medical attention is crucial for both adults and children, even if there are no noticeable signs or symptoms.

FAQ

What is Acetaminophen used for?

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

How should I take Acetaminophen for arthritis pain?

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.

Are there any contraindications for using Acetaminophen?

Do not use Acetaminophen with other drugs containing acetaminophen or if you are allergic to it or any of its inactive ingredients.

What should I do if I experience a skin reaction while using Acetaminophen?

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

What are the liver warnings associated with Acetaminophen?

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

Can I use Acetaminophen if I am pregnant or breastfeeding?

If you are pregnant or breastfeeding, ask a health professional before using Acetaminophen.

What should I do in case of an overdose?

In case of overdose, get medical help or contact a poison control center immediately. Quick medical attention is critical for both adults and children.

What should I do if my pain or fever worsens?

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

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

For the management of arthritis pain, adults are advised 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. Continuous use beyond 10 days is not recommended unless directed by a healthcare professional.

For individuals under 18 years of age, consultation with a doctor is required prior to use.

In the case of muscle ache and pain, adults and children aged 12 years and older should also take 2 caplets every 8 hours with water, following the same administration guidelines as for arthritis pain. The maximum dosage remains at 6 caplets in a 24-hour period, and use should not extend beyond 10 days unless advised by a healthcare provider.

Children under 12 years of age should not use this medication.

Contraindications

Use of this product is contraindicated in the following situations:

  • Co-administration with any other drugs 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.

  • In individuals with a known allergy to acetaminophen or any of the inactive ingredients in this formulation, as this may lead to severe 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, use other medications containing acetaminophen concurrently, or consume 3 or more alcoholic beverages daily while taking this product.

Patients should be informed of the potential for severe skin reactions associated with acetaminophen. Symptoms may include skin reddening, blisters, and rash. In the event of any skin reaction, patients must discontinue use immediately and seek medical assistance.

It is essential to consult a healthcare provider prior to use in patients with liver disease. Additionally, patients taking the anticoagulant warfarin should seek advice from a doctor or pharmacist before using this product, as interactions may occur.

In cases of overdose, immediate medical attention is crucial. Patients should be instructed to contact a poison control center or seek emergency medical help without delay, even if no symptoms are apparent. The national poison control hotline is available at 1-800-222-1222.

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

Side Effects

Patients using this product should be aware of potential adverse reactions, particularly those related to liver health and allergic responses.

Severe liver damage may occur if patients exceed the maximum daily dosage of 6 caplets within a 24-hour period, take this product in conjunction with other medications containing acetaminophen, or consume 3 or more alcoholic drinks daily while using this product.

Additionally, acetaminophen may cause severe skin reactions, which can manifest as skin reddening, blisters, or rash. Should any of these symptoms occur, patients are advised to discontinue use immediately and seek medical assistance.

Patients should also be instructed to stop 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 redness or swelling is observed, as these may indicate a serious condition.

It is recommended that patients with liver disease consult a doctor prior to using this product. Furthermore, individuals taking the blood-thinning medication warfarin should seek advice from a healthcare provider or pharmacist before use.

Drug Interactions

Patients taking warfarin, a blood-thinning medication, should consult with a healthcare professional prior to using this drug. The interaction between this medication and warfarin may necessitate careful monitoring of coagulation parameters to avoid potential adverse effects. Adjustments to the dosage of either drug 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.

Packaging configurations for Acetaminophen.
Details

Pediatric Use

Pediatric patients under 18 years of age should consult a healthcare professional before use. The product is not recommended for children under 12 years. For the treatment of muscle ache and pain, the maximum dosage for adults and children aged 12 years and older is 6 caplets within a 24-hour period. Children under 12 years should not use this product.

Geriatric Use

Elderly patients may not have specific dosage adjustments or safety concerns outlined in the prescribing information. However, it is important for healthcare providers to exercise caution when prescribing this medication to geriatric patients, particularly those with comorbidities or those who may be taking multiple medications.

Patients aged 65 and older should be advised to consult a healthcare professional before use if they have liver disease, as this condition can complicate treatment and increase the risk of adverse effects.

In the event of an overdose, prompt medical attention is critical for all patients, including elderly individuals. Healthcare providers should ensure that caregivers and patients are aware of the signs of overdose and the importance of seeking immediate care.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional prior to using this medication. The safety of this drug during pregnancy has not been established, and potential risks to fetal outcomes are not fully understood. Therefore, it is essential for women of childbearing potential to seek medical advice to weigh the benefits and risks associated with the use of this medication during pregnancy and lactation.

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 specific information regarding renal impairment, dosage adjustments, special monitoring, or safety considerations for patients with reduced kidney function provided in the insert text. Healthcare professionals should exercise caution and consider individual patient factors when prescribing to patients with renal impairment, as the absence of detailed guidance necessitates careful clinical judgment.

Hepatic Impairment

Patients with hepatic impairment should be closely monitored when using this product, which contains acetaminophen. It is critical 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 be advised against the concurrent use of this product with other medications containing acetaminophen, as this may further increase the risk of severe liver damage.

Furthermore, patients who consume 3 or more alcoholic drinks daily while using this product are at an elevated risk for severe liver damage. Therefore, it is recommended that patients with compromised liver function limit alcohol intake and consult with a healthcare professional regarding the safe use of this product. Regular monitoring of liver function may be warranted in these patients to ensure safety and prevent potential adverse effects.

Overdosage

In cases of overdosage, it is critical to recognize the potential for severe liver damage. Administration of more than 6 caplets within a 24-hour period exceeds the maximum recommended daily dosage and significantly increases the risk of hepatotoxicity.

Healthcare professionals should be vigilant for symptoms indicative of liver injury, which may include jaundice, abdominal pain, nausea, vomiting, and elevated liver enzymes. Prompt identification of these symptoms is essential for effective management.

In the event of suspected overdosage, immediate medical intervention is advised. Supportive care should be initiated, and liver function tests should be conducted to assess the extent of damage. Depending on the severity of the symptoms and laboratory findings, further management may include hospitalization and specialized treatment protocols to mitigate liver injury.

Nonclinical Toxicology

There is currently no available information regarding teratogenic or non-teratogenic effects associated with the substance. Additionally, no data has been provided concerning nonclinical toxicology, including animal pharmacology and toxicology.

Postmarketing Experience

Acetaminophen has been associated with severe skin reactions reported in postmarketing experience. Symptoms of these reactions may 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 on the importance of seeking immediate medical assistance in the event of an overdose. Patients should be informed to contact a poison control center, such as the National Capital Poison Center at 1-800-222-1222, without delay. It is crucial to emphasize that prompt medical attention is necessary for both adults and children, even if they do not exhibit any signs or symptoms of overdose. This proactive approach can significantly impact the outcome and safety of the patient.

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 packaging prior to use; the product 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. It is essential to keep the medication out of reach of children. In the event of an overdose, patients should seek immediate medical assistance or contact a poison control center at 1-800-222-1222, as prompt medical attention is crucial for both adults and children, even if no symptoms are apparent.

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.