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Acetaminophen

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Active ingredient
Acetaminophen 500 mg
Other brand names
Dosage form
Tablet
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2021
Label revision date
December 19, 2025
Active ingredient
Acetaminophen 500 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 2021
Label revision date
December 19, 2025
Manufacturer
WALGREEN CO.
Registration number
M013
NDC root
0363-9595

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Drug Overview

APAP (acetaminophen) is a medication that temporarily relieves minor aches and pains, making it useful for a variety of everyday discomforts. You can use it to help alleviate pain from conditions such as the common cold, headaches, backaches, toothaches, minor arthritis pain, muscular aches, and menstrual cramps. Additionally, APAP is effective in temporarily reducing fever, providing relief when you need it most.

Uses

You can use this medication to temporarily relieve minor aches and pains caused by various conditions, including the common cold, headaches, backaches, toothaches, and muscular aches. It is also effective for easing minor arthritis pain and alleviating premenstrual and menstrual cramps. Additionally, this medication can help reduce fever temporarily.

It's important to note that there are no reported teratogenic effects (which means it does not cause birth defects) associated with this medication.

Dosage and Administration

If you are an adult or a child aged 12 years and older, you should take 2 caplets every 6 hours as long as you have symptoms. However, make sure not to exceed 6 caplets in a 24-hour period unless your doctor advises otherwise. It's also important to limit your use to no more than 10 days unless directed by a healthcare professional.

For children under 12 years old, it's best to consult a doctor before giving them this medication. Always follow your healthcare provider's instructions to ensure safe and effective use.

What to Avoid

You should avoid using this medication if you are allergic to acetaminophen or any of its inactive ingredients. Additionally, do not take this medication alongside any other products that contain acetaminophen, whether they are prescription or over-the-counter. If you're unsure whether a medication contains acetaminophen, it's important to consult with your doctor or pharmacist for guidance.

Taking this medication inappropriately can lead to serious health issues, including dependence (a condition where your body becomes reliant on a substance) and potential misuse. Always follow these guidelines to ensure your safety and well-being.

Side Effects

You should be aware that taking more than 4,000 mg of acetaminophen in a 24-hour period, using other medications that contain acetaminophen, or consuming three or more alcoholic drinks daily while using this product can lead to severe liver damage. If you suspect an overdose, it’s important to seek medical help immediately, even if you don’t notice any symptoms.

You should stop using this product and consult a doctor if your pain worsens or lasts more than 10 days, if your fever worsens or lasts more than 3 days, if you develop new symptoms, or if you notice redness or swelling, as these may indicate a serious condition. Additionally, if you have liver disease or are taking the blood thinner warfarin, it’s advisable 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 4,000 mg in a 24-hour period, take it with other medications that also contain acetaminophen, or consume three or more alcoholic drinks daily while using it. It's important to consult your doctor before using this product if you have liver disease or are taking the blood-thinning medication 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 using the product and contact your doctor. These could indicate a more serious health issue that needs attention.

Overdose

If you suspect an overdose, it’s important to seek medical help immediately or contact a Poison Control Center at 1-800-222-1222. This is crucial for both adults and children, even if you don’t see any signs or symptoms of an overdose.

Be aware that taking more than 4,000 mg of acetaminophen in a 24-hour period can lead to severe liver damage. If you or someone you know has taken too much, don’t wait for symptoms to appear—get help right away.

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 you are considering this medication for your child, it's important to consult a doctor first if your child is under 12 years old. For children aged 12 and older, the recommended dosage is 2 caplets every 6 hours while symptoms persist, but they should not exceed 6 caplets in a 24-hour period unless directed by a doctor. Additionally, it’s advised not to use this medication for more than 10 days without a doctor's guidance.

Be aware that an overdose can be serious, so if you suspect your child has taken too much, seek medical help immediately, even if there are no noticeable symptoms. Your child's safety is the top priority, so always follow these guidelines closely.

Geriatric Use

When it comes to using this medication in older adults, there is no specific information available about dosage adjustments, safety concerns, or special precautions. This means that if you or a loved one is an older adult, it’s important to consult with a healthcare provider before starting the medication. They can help determine the best approach based on individual health needs and any other medications being taken. Always prioritize open communication with your healthcare team to ensure safe and effective treatment.

Renal Impairment

If you have kidney problems, it's important to know that there are no specific guidelines or dosage adjustments mentioned for your condition in the available information. This means that the usual recommendations for monitoring or safety considerations related to renal impairment (kidney issues) are not provided.

Always consult your healthcare provider for personalized advice and to ensure that any medications you take are safe and appropriate for your kidney health. They can help you understand how your condition may affect your treatment plan.

Hepatic Impairment

If you have liver problems, it's important to be cautious when using this product, which contains acetaminophen. Taking more than 4,000 mg of acetaminophen in a 24-hour period can lead to severe liver damage. Additionally, combining this product with other medications that also contain acetaminophen can increase your risk.

You should also be aware that consuming three or more alcoholic drinks each day while using this product can further harm your liver. Always consult with your healthcare provider for personalized advice and to ensure safe use, especially if you have existing liver conditions.

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 any potential interactions. Always keep an open line of communication about all the medications and supplements you are taking to avoid any complications.

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), which is considered a controlled room temperature. It's important to avoid high humidity, as this can affect the product's quality.

Before using the product, check the end panel for the lot number and expiration date to ensure it is still safe and effective. Proper storage and handling will help maintain the integrity of the product for your use.

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. Additionally, if you have liver disease or are taking the blood-thinning medication warfarin, be sure to talk to your doctor or pharmacist first.

If your pain worsens or lasts more than 10 days, or if your fever gets worse or lasts more than 3 days, you should stop using the medication and consult a doctor. Also, seek medical advice if you notice any new symptoms or if you experience redness or swelling.

FAQ

What is APAP used for?

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

What should I do if I have liver disease?

If you have liver disease, ask a doctor before using APAP, as it may pose additional risks.

How should adults and children 12 years and over take APAP?

Adults and children 12 years and over should take 2 caplets every 6 hours while symptoms last, not exceeding 6 caplets in 24 hours unless directed by a doctor.

What are the overdose warnings for APAP?

In case of overdose, seek medical help immediately. Prompt attention is critical for both adults and children, even if no symptoms are present.

Are there any contraindications for using APAP?

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

What should I do if my pain or fever worsens?

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

Can I take APAP if I am pregnant or breastfeeding?

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

What are the storage instructions for APAP?

Store APAP between 20-25°C (68-77°F) and avoid high humidity.

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 the common cold, headache, backache, minor pain of arthritis, toothache, muscular aches, 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 caplets every 6 hours as needed for symptom relief. The maximum dosage should not exceed 6 caplets 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.

  • Known allergy to acetaminophen or any of the inactive ingredients 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 under certain conditions. Healthcare professionals should advise patients that liver damage may occur if they exceed 4,000 mg of acetaminophen within a 24-hour period, use this product in conjunction with other medications containing acetaminophen, or consume three or more alcoholic drinks daily while using this product.

It is crucial to exercise caution when recommending this product to patients with pre-existing liver disease. Patients should be instructed to consult a healthcare provider prior to use if they have liver disease. Additionally, patients taking the anticoagulant warfarin should seek advice from a doctor or pharmacist before using this product, as interactions may occur.

Patients should be informed to discontinue use and contact their healthcare provider if they experience any of the following: worsening pain that persists beyond 10 days, 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.

No specific laboratory tests are recommended for monitoring the use of this product. However, healthcare professionals should remain vigilant for signs of potential liver damage and other adverse effects in patients using acetaminophen-containing products.

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.

In the event of an overdose, it is imperative for patients to seek medical assistance or contact a Poison Control Center (1-800-222-1222) immediately. Prompt medical attention is critical for both adults and children, even if no signs or symptoms are 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 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 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 taking warfarin, a blood-thinning medication, should consult with a healthcare professional prior to using this drug. 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 either medication 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 12 years of age should consult a healthcare professional before use. For adolescents aged 12 years and older, the recommended dosage is 2 caplets every 6 hours as needed, with a maximum of 6 caplets in a 24-hour period, unless otherwise directed by a physician. Treatment should not exceed 10 days without medical advice.

In cases of overdose, it is essential to seek prompt medical attention for both adults and pediatric patients, even if no signs or symptoms are immediately apparent.

Geriatric Use

There is no specific information regarding the use of this medication in geriatric patients, including dosage adjustments, safety concerns, or special precautions. Healthcare providers should exercise caution when prescribing this medication to elderly patients, as they may have altered pharmacokinetics and pharmacodynamics. Close monitoring is recommended to ensure safety and efficacy in this population.

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 associated with its use during pregnancy and lactation. The safety of this medication in pregnant women has not been established, and caution is advised to ensure the well-being of both the mother and the fetus.

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 medication in human breast milk or its effects on breastfed infants. Therefore, caution is recommended when administering this medication to lactating individuals.

Renal Impairment

Patients with renal impairment have not been specifically addressed in the available data regarding dosage adjustments, special monitoring, or safety considerations. Therefore, healthcare professionals should exercise caution when prescribing this medication to patients with reduced kidney function, as the lack of information necessitates careful clinical judgment and monitoring.

Hepatic Impairment

Patients with hepatic impairment should exercise caution when using this product, which contains acetaminophen. Due to the potential for severe liver damage, it is critical that these patients do not exceed a maximum dosage of 4,000 mg of acetaminophen within a 24-hour period. Additionally, patients should avoid concomitant use of other medications that contain acetaminophen, as this may further increase the risk of liver injury.

Furthermore, patients with compromised liver function are advised to limit alcohol consumption to fewer than three alcoholic drinks per day while using this product. Monitoring of liver function is recommended for patients with hepatic impairment to ensure safety and to mitigate the risk of adverse effects associated with acetaminophen use.

Overdosage

In the event of an overdose, it is imperative to seek immediate medical assistance or contact a Poison Control Center at 1-800-222-1222. Prompt medical attention is crucial for both adults and children, even in the absence of noticeable signs or symptoms.

Potential Symptoms and Risks Overdosing on acetaminophen can lead to severe liver damage, particularly when the dosage exceeds 4,000 mg within a 24-hour period. Healthcare professionals should be vigilant in monitoring for signs of liver injury, which may not manifest immediately.

Management Procedures Upon suspicion of an overdose, healthcare providers should initiate appropriate management protocols. This includes assessing the patient's clinical status and considering the administration of activated charcoal if the overdose is recent and the patient is within the appropriate time frame for intervention. Continuous monitoring of liver function tests is recommended to evaluate the extent of any potential hepatic injury.

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 immediately and seek medical assistance.

Patient Counseling

Healthcare providers should advise patients to keep this medication out of the 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 whether a drug contains acetaminophen, they should be encouraged to consult with a doctor or pharmacist.

It is crucial to inform patients that they should not use this medication if they have a known allergy to acetaminophen or any of the inactive ingredients present in the product. Patients should be instructed to discontinue use and seek medical advice if their pain worsens or persists for more than 10 days. Similarly, if a fever worsens or lasts longer than 3 days, patients should stop using the medication and consult a doctor.

Patients should also be made aware that the emergence of new symptoms, or the presence of redness or swelling, warrants immediate medical consultation, as these may indicate a serious condition. Additionally, patients with liver disease should be advised to consult a doctor before using this medication. Lastly, 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 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

The medication is administered orally. Clinicians should advise patients who are pregnant or breastfeeding to consult a health professional prior to use. Additionally, patients with liver disease should seek medical advice before starting the medication. It is also important for patients taking the blood-thinning drug warfarin to consult with a doctor or pharmacist before use.

Patients are instructed to discontinue use and consult a doctor if their pain worsens or persists beyond 10 days, if fever worsens or lasts more than 3 days, if new symptoms arise, or if there is any redness or swelling.

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.