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Aspirin

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Active ingredient
Aspirin 325 mg
Other brand names
Drug classes
Nonsteroidal Anti-inflammatory Drug, Platelet Aggregation Inhibitor
Dosage form
Tablet, Film Coated
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 1996
Label revision date
August 4, 2025
Active ingredient
Aspirin 325 mg
Other brand names
Drug classes
Nonsteroidal Anti-inflammatory Drug, Platelet Aggregation Inhibitor
Dosage form
Tablet, Film Coated
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 1996
Label revision date
August 4, 2025
Manufacturer
WinCo Foods, LLC
Registration number
M013
NDC root
67091-110

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Drug Overview

Aspirin is a nonsteroidal anti-inflammatory drug (NSAID) that serves as a pain reliever and fever reducer. It is commonly used to temporarily relieve minor pain associated with conditions such as arthritis, headaches, muscle aches, menstrual cramps, toothaches, and the pain and fever that can accompany colds.

Each tablet contains 325 mg of aspirin, which works by reducing inflammation and blocking pain signals in the body. This makes it a versatile option for managing various types of discomfort you may experience in your daily life.

Uses

You can use this medication to temporarily relieve various types of minor pain, including arthritis pain, headaches, muscle aches, menstrual cramps, toothaches, and discomfort associated with colds, such as pain and fever. It’s designed to help you feel more comfortable during these common ailments.

Rest assured, there are no teratogenic effects (which means it does not cause birth defects) or nonteratogenic effects (which refers to effects that do not cause harm to the developing fetus) associated with this medication. This makes it a safer option for those concerned about potential risks.

Dosage and Administration

When taking this medication, it’s important to follow the directions carefully. You should not take more than the recommended amount. For adults and children aged 12 years and older, the typical dosage is either 1 or 2 tablets every 4 hours or 3 tablets every 6 hours. However, you should not exceed 12 tablets in a 24-hour period unless your doctor has instructed you to do so.

Make sure to drink a full glass of water with each dose to help the medication work effectively. If you are considering giving this medication to a child under 12 years old, please consult a doctor first, as it should not be used in that age group without medical advice.

What to Avoid

You should avoid using this product if you are allergic to aspirin or any other pain reliever or fever reducer. Additionally, if you have ever experienced an allergic reaction to this product or any of its ingredients, it is important not to use it. Taking these precautions helps ensure your safety and well-being.

Side Effects

You should be aware of some important side effects and warnings associated with this product. If you are a child or teenager recovering from chickenpox or flu-like symptoms, you should avoid using it, as it may lead to Reye's syndrome, a rare but serious illness. Additionally, be cautious of potential severe allergic reactions, which can include symptoms like wheezing, hives, facial swelling, or shock.

This product contains a nonsteroidal anti-inflammatory drug (NSAID), which can increase the risk of severe stomach bleeding, especially if you are over 60, have a history of stomach ulcers, or are taking certain other medications. If you experience symptoms such as feeling faint, vomiting blood, or having bloody or black stools, seek medical attention immediately. Other concerning signs include ringing in the ears, worsening pain, or new symptoms. Always consult your doctor if you notice any of these issues.

Warnings and Precautions

You should be aware of some important warnings and precautions when using this product. If you are a child or teenager recovering from chickenpox or flu-like symptoms, do not use this product, as it may lead to Reye’s syndrome, a rare but serious illness. Additionally, be cautious of severe allergic reactions, which can include symptoms like asthma (wheezing), hives, facial swelling, or shock. This product contains a nonsteroidal anti-inflammatory drug (NSAID), which can increase the risk of severe stomach bleeding, especially if you are over 60, have a history of stomach ulcers, or are taking certain medications like blood thinners or steroids.

Before using this product, consult your doctor if you have a history of stomach problems, asthma, high blood pressure, heart disease, liver cirrhosis, or kidney disease. It's also wise to check with your doctor or pharmacist if you are taking medications for gout, diabetes, or arthritis. If you experience any signs of an allergic reaction or stomach bleeding—such as feeling faint, vomiting blood, or having bloody or black stools—stop using the product and seek medical help immediately. In case of an overdose, contact a Poison Control Center or seek emergency medical assistance right away.

Overdose

If you suspect an overdose, it’s crucial to seek medical help immediately or contact a Poison Control Center. Signs of an overdose can vary, but they may include unusual symptoms that are more severe than typical side effects.

Always err on the side of caution—if you notice anything concerning, don’t hesitate to reach out for assistance. Quick action can make a significant difference in ensuring your safety and well-being.

Pregnancy Use

If you are pregnant or breastfeeding, it’s crucial to consult with a healthcare professional before using any medication. This is particularly important for aspirin; using it after 20 weeks of pregnancy can lead to serious issues for your unborn child or complications during delivery. Always seek guidance from your doctor to ensure the safety of both you and your baby.

Lactation Use

If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using any medication, including aspirin. Using aspirin after 20 weeks of pregnancy can be particularly risky, as it may lead to complications for your unborn child or during delivery. Always seek guidance from your doctor to ensure the safety of both you and your baby.

Pediatric Use

It's important to be cautious when considering this product for children and teenagers. If your child has or is recovering from chickenpox or flu-like symptoms, they should not use this product, as it can increase the risk of a serious condition called Reye’s syndrome. Additionally, if you notice any changes in your child's behavior along with nausea and vomiting while using this product, consult a doctor immediately, as these could be early signs of Reye's syndrome.

For children under 12 years old, you should only use this product if directed by a doctor. Always keep it out of reach of children, and in the event of an overdose, seek medical help or contact a Poison Control Center right away. Your child's safety is the top priority, so it's essential to follow these guidelines closely.

Geriatric Use

As you or your loved ones age, it's important to be aware of certain risks associated with medications, especially those containing nonsteroidal anti-inflammatory drugs (NSAIDs). These medications can increase the risk of severe stomach bleeding, particularly if you are 60 years or older, have a history of stomach ulcers or bleeding issues, or are taking blood thinners (medications that prevent blood clots) or steroids. Additionally, using other NSAIDs, whether prescription or over-the-counter, or consuming three or more alcoholic drinks daily while taking these medications can further elevate this risk.

To ensure safety, always follow the recommended dosage and duration of use. If you have any concerns or are taking multiple medications, it’s wise to consult with a healthcare professional to discuss the best options for managing pain or inflammation while minimizing potential risks.

Renal Impairment

If you have kidney problems, it's important to consult your doctor before using this medication. This is especially crucial if you also have high blood pressure, heart disease, or liver cirrhosis, as these conditions can affect how your body processes the medication. Your doctor will help determine if it's safe for you and may suggest adjustments to your dosage or additional monitoring to ensure your safety. Always prioritize open communication with your healthcare provider regarding your kidney health and any other medical conditions you may have.

Hepatic Impairment

If you have liver problems, such as liver cirrhosis (a severe scarring of the liver), it's important to consult your doctor before using this medication. Your healthcare provider can help determine if it's safe for you, especially if you also have other conditions like high blood pressure or heart disease.

Always prioritize your health by discussing any existing liver issues with your doctor to ensure proper care and monitoring.

Drug Interactions

It's important to be aware that certain medications can interact with each other, potentially leading to serious side effects. For example, if you take aspirin, it may increase the risk of severe stomach bleeding, especially if you are also using blood thinners or other nonsteroidal anti-inflammatory drugs (NSAIDs) like ibuprofen or naproxen.

Additionally, if you are on prescription medications for conditions such as gout, diabetes, or arthritis, it's crucial to consult with your healthcare provider or pharmacist before starting aspirin. They can help ensure that your medications work safely together and that you receive the best care possible. Always prioritize open communication about your medications and any lab tests you may need.

Storage and Handling

To ensure the best performance of your product, store it at a temperature of 25°C (77°F). It’s acceptable for the temperature to vary between 15°C and 30°C (59°F to 86°F) occasionally, but try to keep it as close to the recommended temperature as possible. Always check the expiration date on the package and use the product before this date to ensure its safety and effectiveness.

When handling the product, make sure to do so in a clean environment to maintain its integrity. Following these guidelines will help you use the product safely and effectively.

Additional Information

If you are pregnant or breastfeeding, it's important to consult a healthcare professional before using this medication. Specifically, avoid using aspirin after 20 weeks of pregnancy unless your doctor has specifically instructed you to do so, as it can lead to issues for the unborn child or complications during delivery.

In the event of an overdose, seek medical assistance immediately or contact a Poison Control Center for help.

FAQ

What is Aspirin used for?

Aspirin is a pain reliever and fever reducer that temporarily relieves minor pain from arthritis, headaches, muscle pain, menstrual pain, toothaches, and pain and fever from colds.

What should I do if I experience an allergic reaction to Aspirin?

If you experience an allergic reaction, seek medical help right away.

Who should not use Aspirin?

Do not use Aspirin if you are allergic to it or any other pain reliever/fever reducer, or if you have ever had an allergic reaction to this product or its ingredients.

What are the warnings associated with Aspirin?

Aspirin may cause severe allergic reactions, stomach bleeding, and should not be used by children and teenagers recovering from chicken pox or flu-like symptoms due to the risk of Reye's syndrome.

What is the recommended dosage for adults and children over 12?

Adults and children 12 years and over should take 1 or 2 tablets every 4 hours or 3 tablets every 6 hours, not exceeding 12 tablets in 24 hours unless directed by a doctor.

What should I do if I suspect an overdose of Aspirin?

In case of overdose, get medical help or contact a Poison Control Center right away.

Can I take Aspirin if I am pregnant or breastfeeding?

If you are pregnant or breastfeeding, ask a health professional before use, especially after 20 weeks of pregnancy.

What should I do if I experience signs of stomach bleeding while taking Aspirin?

Stop use and call your doctor if you feel faint, vomit blood, have bloody or black stools, or have stomach pain that does not get better.

How should I store Aspirin?

Store Aspirin at 25°C (77°F), with excursions permitted between 15°-30°C (59°-86°F), and use it by the expiration date on the package.

Packaging Info

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

Packaging configurations for Aspirin.
Details

Drug Information (PDF)

This file contains official product information for Aspirin, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)

Uses and Indications

This drug is indicated for the temporary relief of minor pain associated with various conditions, including arthritis, headache, muscle pain, menstrual pain, toothache, and pain and fever associated with colds.

There are no teratogenic or nonteratogenic effects reported for this drug.

Dosage and Administration

Patients should adhere strictly to the recommended dosage and administration guidelines. It is imperative not to exceed the directed dosage.

For adults and children aged 12 years and older, the recommended dosage is as follows: take 1 or 2 tablets every 4 hours, or 3 tablets every 6 hours. The total daily dosage must not exceed 12 tablets within a 24-hour period unless specifically directed by a healthcare professional.

For children under 12 years of age, the use of this medication is not recommended unless directed by a physician.

Each dose should be taken with a full glass of water to ensure proper administration and absorption.

Contraindications

Use of this product is contraindicated in individuals with a known allergy to aspirin or any other pain reliever or fever reducer. Additionally, it should not be used in patients who have a history of allergic reactions to this product or any of its components.

Warnings and Precautions

The use of this product necessitates careful consideration of several warnings and precautions to ensure patient safety.

Reye’s Syndrome Children and teenagers who are experiencing or recovering from chickenpox or flu-like symptoms should avoid using this product. If any changes in behavior accompanied by nausea and vomiting occur during use, it is imperative to consult a healthcare professional, as these symptoms may indicate the onset of Reye's syndrome, a rare but serious condition.

Allergy Alert Aspirin may provoke severe allergic reactions, which can manifest as asthma (wheezing), hives, facial swelling, or shock. Healthcare professionals should be vigilant for these symptoms and advise patients to seek immediate medical attention if they occur.

Stomach Bleeding Warning This product contains a nonsteroidal anti-inflammatory drug (NSAID), which carries a risk of severe stomach bleeding. The likelihood of this adverse effect increases in patients who meet any of the following criteria:

  • Are aged 60 years or older

  • Have a history of stomach ulcers or bleeding disorders

  • Are concurrently using anticoagulants or steroid medications

  • Are taking other NSAIDs, whether prescription or over-the-counter (e.g., aspirin, ibuprofen, naproxen)

  • Exceed the recommended dosage or duration of use

  • Consume three or more alcoholic beverages daily while using this product.

General Precautions Healthcare professionals should advise patients to consult a doctor prior to use if any of the following conditions apply:

  • A history of stomach problems, such as heartburn

  • Asthma

  • High blood pressure, heart disease, liver cirrhosis, or kidney disease

  • Use of diuretics.

Additionally, patients should seek guidance from a doctor or pharmacist if they are taking prescription medications for gout, diabetes, or arthritis.

Emergency Medical Help In the event of an overdose, it is crucial to seek immediate medical assistance or contact a Poison Control Center.

Discontinuation and Consultation Patients should be instructed to stop using the product and contact a healthcare provider if they experience any of the following:

  • Signs of an allergic reaction, which require urgent medical attention

  • Symptoms indicative of stomach bleeding, such as feeling faint, vomiting blood, passing bloody or black stools, or experiencing persistent stomach pain

  • Ringing in the ears or hearing loss

  • Worsening pain that lasts more than 10 days

  • Fever that worsens or persists beyond three days

  • The emergence of new symptoms

  • Presence of redness or swelling.

These symptoms may signify a serious underlying condition that necessitates prompt medical evaluation.

Side Effects

Patients using this product should be aware of several potential adverse reactions, which can range from serious to common.

Serious adverse reactions include the risk of Reye’s syndrome, particularly in children and teenagers who have or are recovering from chickenpox or flu-like symptoms. If patients experience changes in behavior accompanied by nausea and vomiting while using this product, they should consult a healthcare professional immediately, as these symptoms may indicate the onset of this rare but serious illness.

An allergy alert is also warranted, as aspirin may provoke severe allergic reactions. Symptoms of such reactions can include asthma (wheezing), hives, facial swelling, and shock. Patients experiencing any signs of an allergic reaction should seek medical attention promptly.

Additionally, this product contains a nonsteroidal anti-inflammatory drug (NSAID), which carries a warning for the potential of severe stomach bleeding. The risk of this adverse reaction is heightened in patients who are 60 years of age or older, have a history of stomach ulcers or bleeding problems, are taking anticoagulants or steroid medications, are using other NSAIDs (including aspirin, ibuprofen, or naproxen), exceed the recommended dosage or duration of use, or consume three or more alcoholic drinks daily while using this product.

Patients are advised to discontinue use and consult a doctor if they experience any signs of stomach bleeding, which may include feeling faint, vomiting blood, having bloody or black stools, or experiencing persistent stomach pain. Other concerning symptoms that warrant medical consultation include ringing in the ears or loss of hearing, worsening pain lasting more than 10 days, fever that worsens or lasts more than three days, the emergence of new symptoms, or the presence of redness or swelling.

These symptoms could indicate a serious condition requiring immediate medical evaluation.

Drug Interactions

Aspirin has the potential to cause severe gastrointestinal bleeding, particularly when co-administered with anticoagulant medications or other nonsteroidal anti-inflammatory drugs (NSAIDs), such as ibuprofen or naproxen. Clinicians should exercise caution and consider monitoring patients for signs of gastrointestinal complications when these combinations are prescribed.

Additionally, patients taking aspirin should consult with a healthcare professional prior to use if they are concurrently using prescription medications for gout, diabetes, or arthritis. This is essential to ensure safe and effective management of their conditions, as interactions may alter the efficacy of these treatments or increase the risk of adverse effects.

Packaging & NDC

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

Packaging configurations for Aspirin.
Details

Pediatric Use

Pediatric patients, particularly children and teenagers, should not use this product if they have or are recovering from chicken pox or flu-like symptoms due to the risk of Reye’s syndrome. It is essential to consult a healthcare professional if any changes in behavior accompanied by nausea and vomiting occur, as these may indicate the onset of Reye's syndrome, a rare but serious condition.

For children under 12 years of age, the product should only be used if directed by a doctor. Additionally, it is crucial to keep this product out of reach of children. In the event of an overdose, immediate medical assistance should be sought, or contact a Poison Control Center without delay.

Geriatric Use

Elderly patients, particularly those aged 60 and older, are at an increased risk of severe stomach bleeding when using this product, which contains a nonsteroidal anti-inflammatory drug (NSAID). This risk is further heightened in individuals with a history of stomach ulcers or bleeding problems, those who are concurrently taking anticoagulants or steroid medications, and patients using other NSAIDs, whether prescription or over-the-counter, such as aspirin, ibuprofen, or naproxen.

Healthcare providers should exercise caution when prescribing this product to geriatric patients. It is essential to monitor these patients closely for any signs of gastrointestinal bleeding, especially if they have a history of related issues or are consuming three or more alcoholic drinks daily while using this medication. Additionally, dosage adjustments may be necessary for elderly patients to mitigate the risk of adverse effects. Careful consideration of the patient's overall health status and concurrent medications is advised to ensure safe and effective use of this NSAID.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional before using this medication. It is particularly important to avoid the use of aspirin at 20 weeks of gestation or later unless specifically directed by a physician, as it may pose risks to the developing fetus and lead to complications during delivery.

Lactation

Lactating mothers are advised to consult a health professional before using this medication. It is particularly important to avoid the use of aspirin at 20 weeks of pregnancy or later unless specifically directed by a physician, as it may pose risks to the unborn child or lead to complications during delivery. 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 considering its use during lactation.

Renal Impairment

Patients with renal impairment should consult a healthcare professional prior to use, particularly if they have underlying conditions such as high blood pressure, heart disease, liver cirrhosis, or kidney disease. It is essential to assess renal function and consider potential dosing adjustments or monitoring requirements based on the severity of renal impairment.

Hepatic Impairment

Patients with hepatic impairment should consult a healthcare professional prior to use, particularly if they have conditions such as liver cirrhosis. It is essential for these patients to receive appropriate evaluation and monitoring of their liver function to ensure safe use of the medication. Adjustments to dosage may be necessary based on the severity of hepatic impairment, and ongoing assessment of liver function is recommended throughout the treatment period.

Overdosage

In the event of an overdose, it is imperative to seek immediate medical assistance or contact a Poison Control Center without delay. Prompt intervention is crucial to mitigate potential adverse effects associated with the overdose.

Healthcare professionals should be aware that the specific symptoms of an overdose may vary depending on the substance involved. Therefore, a thorough assessment of the patient's condition is essential to determine the appropriate course of action.

Management of an overdose typically involves supportive care and symptomatic treatment. This may include monitoring vital signs, providing respiratory support, and administering activated charcoal if indicated and within the appropriate time frame. The healthcare provider should also consider the need for specific antidotes or additional interventions based on the clinical presentation and the substance involved.

It is vital for healthcare professionals to remain vigilant and act swiftly in the case of an overdose to ensure the best possible outcomes for the patient.

Nonclinical Toxicology

It is especially important not to use aspirin at 20 weeks or later in pregnancy unless definitely directed to do so by a doctor, as it may cause problems in the unborn child or complications during delivery. No non-teratogenic effects have been specified in the available data. Additionally, there are no details provided regarding nonclinical toxicology or animal pharmacology and toxicology.

Postmarketing Experience

No postmarketing experience details are provided in the insert.

Patient Counseling

Healthcare providers should advise patients to seek immediate medical assistance or contact a Poison Control Center in the event of an overdose. It is crucial to inform patients that they should not use this product if they have a known allergy to aspirin or any other pain reliever or fever reducer. Additionally, patients should be cautioned against using the product if they have previously experienced an allergic reaction to it or any of its ingredients.

Patients must be instructed to discontinue use and consult a doctor if they experience any signs of an allergic reaction, and to seek medical help immediately in such cases. They should also be made aware of the signs of potential stomach bleeding, which include feeling faint, vomiting blood, having bloody or black stools, or experiencing stomach pain that does not improve. If any of these symptoms occur, patients should stop using the product and contact their healthcare provider.

Furthermore, patients should be advised to stop use and consult a doctor if they experience ringing in the ears or a loss of hearing, if their pain worsens or persists for more than 10 days, or if their fever worsens or lasts more than 3 days. They should also be instructed to seek medical advice if new symptoms arise or if there is any redness or swelling, as these may indicate a serious condition.

Healthcare providers should encourage patients to consult a doctor before using the product if they have a history of stomach problems, such as heartburn, or if the stomach bleeding warning applies to them. Patients with asthma, high blood pressure, heart disease, liver cirrhosis, or kidney disease should also be advised to seek medical guidance prior to use. Additionally, those taking a diuretic or prescription medications for gout, diabetes, or arthritis should be encouraged to discuss their current medications with a doctor or pharmacist before using this product.

Storage and Handling

The product is supplied in packaging that includes specific NDC numbers. It should be stored at a controlled room temperature of 25°C (77°F). Temporary excursions are permitted within the range of 15°C to 30°C (59°F to 86°F). It is essential to adhere to the expiration date indicated on the package to ensure product efficacy and safety.

Additional Clinical Information

Patients should be advised to consult a healthcare professional if they are pregnant or breastfeeding before using the medication. It is particularly crucial to avoid the use of aspirin after 20 weeks of pregnancy unless specifically directed by a physician, as it may pose risks to the unborn child or lead to complications during delivery. In the event of an overdose, patients are urged to seek immediate medical assistance or contact a Poison Control Center.

Drug Information (PDF)

This file contains official product information for Aspirin, 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 Aspirin, 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.