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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
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 1993
Label revision date
October 8, 2025
Active ingredient
Aspirin 325 mg
Other brand names
Drug classes
Nonsteroidal Anti-inflammatory Drug, Platelet Aggregation Inhibitor
Dosage form
Tablet
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 1993
Label revision date
October 8, 2025
Manufacturer
Athlete's Needs Inc
Registration number
M013
NDC root
53185-249

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Drug Overview

Aspirin is a type of medication known as a nonsteroidal anti-inflammatory drug (NSAID) that is commonly used to relieve pain and reduce fever. It can temporarily alleviate various types of discomfort, including headaches, muscle pain, toothaches, menstrual pain, and minor arthritis pain. Additionally, it is effective in lowering fever associated with colds.

This medication is caffeine-free and sodium-free, making it a suitable option for many individuals seeking relief from pain and fever without added stimulants or sodium.

Uses

You can use this medication to temporarily relieve various types of pain and discomfort. It is effective for easing pain and fever associated with colds, headaches, muscle pain, minor arthritis pain, toothaches, and menstrual cramps.

This means that if you're feeling under the weather with a cold or experiencing discomfort from headaches or muscle aches, this medication can help provide some relief. It's important to follow the recommended guidelines for use to ensure safety and effectiveness.

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 a total of 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 is not recommended for that age group without professional guidance.

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. Your safety is a priority, so please ensure you follow these guidelines to prevent any adverse reactions.

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 not use this product due to the risk of Reye's syndrome, a rare but serious illness. Additionally, be cautious of potential severe allergic reactions, which may include facial swelling, shock, hives, or asthma symptoms like wheezing.

This product contains a nonsteroidal anti-inflammatory drug (NSAID), which can increase the risk of severe stomach bleeding, especially if you are over 60, consume alcohol regularly, or take other NSAIDs. If you experience symptoms such as feeling faint, vomiting blood, having bloody or black stools, or persistent stomach pain, you should stop using the product and consult a doctor immediately. Other concerning signs include ringing in the ears, worsening pain, or new symptoms. Always seek medical advice if you notice any of these serious conditions.

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 facial swelling, shock, hives, or asthma symptoms like wheezing. This product contains a nonsteroidal anti-inflammatory drug (NSAID), which can increase the risk of severe stomach bleeding, especially if you are over 60, consume alcohol regularly, or have a history of stomach ulcers or bleeding problems.

Before using this product, consult your doctor if you have asthma, high blood pressure, heart disease, liver cirrhosis, kidney disease, or if you are taking diuretics or other medications for gout, diabetes, or arthritis. If you experience any signs of an allergic reaction, stomach bleeding (such as faintness, vomiting blood, or black stools), or if your pain or fever worsens or lasts longer than expected, stop using the product and contact your doctor immediately. In case of an overdose, seek emergency medical help or contact a Poison Control Center 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.

Don’t wait for symptoms to worsen; acting quickly can be vital. Always keep emergency contact information handy, and remember that your health and safety are the top priority.

Pregnancy Use

If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using any medication. This is to ensure the safety of both you and your baby.

Particularly, be cautious with aspirin. Avoid using it after 20 weeks of pregnancy unless your doctor specifically advises you to do so, as it can lead to potential issues for your unborn child or complications during delivery. Always prioritize open communication with your healthcare provider regarding any medications you may consider.

Lactation Use

If you are pregnant or breastfeeding, it's important to consult with a healthcare professional before using any medication. This is particularly crucial if you are considering taking aspirin after 20 weeks of pregnancy, as it can potentially lead to issues for your unborn child or complications during delivery. Always prioritize your health and the health of your baby by seeking guidance from your doctor.

Pediatric Use

It's important to be cautious when giving this product to children. If your child is under 12 years old, you should only use it if a doctor specifically advises you to do so. Additionally, if your child has or is recovering from chickenpox or flu-like symptoms, they should not use this product. Watch for any changes in behavior accompanied by nausea and vomiting, as these could be early signs of Reye's syndrome, a rare but serious condition. If you notice these symptoms, consult a doctor immediately.

For children aged 12 and older, the recommended dosage is 1 or 2 tablets every 4 hours, or 3 tablets every 6 hours, but do not exceed 12 tablets in a 24-hour period unless directed by a doctor. Always prioritize your child's safety and consult a healthcare professional if you have any concerns.

Geriatric Use

As you age, it's important to be aware of certain risks when taking 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. If you have conditions like high blood pressure, heart disease, liver cirrhosis (a liver condition), or kidney disease, it's crucial to consult your doctor before using this product.

For adults and children aged 12 and older, the recommended dosage is 1 or 2 tablets every 4 hours, or 3 tablets every 6 hours, but you should not exceed 12 tablets in a 24-hour period unless your doctor advises otherwise. Always prioritize your health by discussing any concerns or existing health conditions with your healthcare provider before starting new medications.

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 healthcare provider can help determine if this treatment is safe for you and whether any adjustments are needed based on your kidney function. Always prioritize open communication with your doctor regarding your health conditions.

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 and may need to adjust your dosage or monitor your condition closely.

Always inform your doctor about any other health issues you may have, including high blood pressure or heart disease, as these can also affect your treatment plan. Taking these precautions can help ensure your safety and the effectiveness of your medication.

Drug Interactions

It's important to have open conversations with your healthcare provider about any medications or tests you may be taking. While there are no specific drug interactions or laboratory test interactions noted for this medication, your healthcare provider can help ensure that everything you are taking works well together and is safe for you.

Always feel free to ask questions and share your complete list of medications and any lab tests you may be undergoing. This way, you can receive the best possible care tailored to your needs.

Storage and Handling

To ensure the best performance of your product, always check the expiration date on the package before use. For proper storage, keep the product at a temperature of 25ºC (77ºF). It’s acceptable for the temperature to fluctuate between 15ºC and 30ºC (59ºF to 86ºF), but try to avoid prolonged exposure to temperatures outside this range.

When handling the product, make sure to do so in a clean environment to maintain its integrity. Following these guidelines will help ensure that the product remains safe and effective for your use.

Additional Information

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

FAQ

What is aspirin used for?

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

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

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

What are the dosage instructions 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.

Can children under 12 use aspirin?

Children under 12 years should not use aspirin unless directed by a doctor.

What precautions should I take if I have certain health conditions?

Ask a doctor before use if you have high blood pressure, heart disease, liver cirrhosis, or kidney disease.

What is Reye's syndrome and how does it relate to aspirin?

Reye's syndrome is a rare but serious illness that can occur in children and teenagers recovering from chicken pox or flu-like symptoms. They should not use aspirin, and if behavioral changes with nausea and vomiting occur, consult a doctor.

What should I do if I experience signs of stomach bleeding?

Stop using aspirin and call your doctor if you feel faint, vomit blood, have bloody or black stools, or have stomach pain that does not improve.

Is aspirin safe to use during pregnancy?

If you are pregnant or breastfeeding, ask a health professional before use. It is especially important not to use aspirin at 20 weeks or later in pregnancy unless directed by a doctor.

What should I do if I miss a dose?

If you miss a dose, take it as soon as you remember, but do not take more than the recommended amount in 24 hours.

How should I store aspirin?

Store aspirin at 25ºC (77ºF), with permitted excursions between 15º-30ºC (59º-86ºF).

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)

Description

No description information is available for the specified drug.

Uses and Indications

This drug is indicated for the temporary relief of pain and fever associated with colds, as well as for the alleviation of headache, muscle pain, minor pain of arthritis, toothache, and menstrual pain.

There are no teratogenic or nonteratogenic effects associated with this drug.

Dosage and Administration

Patients should adhere strictly to the recommended dosage. Each dose should be taken with a full glass of water to ensure proper administration.

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

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

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

Children and teenagers who are experiencing or recovering from chickenpox or flu-like symptoms should not use this product due to the risk of Reye's syndrome. If any changes in behavior accompanied by nausea and vomiting occur while using this product, it is imperative to consult a healthcare professional, as these symptoms may indicate the onset of this rare but serious illness.

Aspirin may provoke severe allergic reactions in some individuals. Symptoms of such reactions can include facial swelling, shock, hives, and asthma-related wheezing. Immediate medical attention should be sought if any of these symptoms occur.

This product contains a nonsteroidal anti-inflammatory drug (NSAID), which carries a risk of severe stomach bleeding. The likelihood of this adverse effect is increased in individuals who are 60 years of age or older, those who are concurrently taking other NSAIDs (whether prescription or over-the-counter, such as aspirin, ibuprofen, or naproxen), individuals consuming three or more alcoholic beverages daily while using this product, those who exceed the recommended dosage or duration of use, individuals with a history of stomach ulcers or bleeding disorders, and those taking anticoagulants or steroid medications.

Healthcare professionals should advise patients to consult a doctor prior to use if they have a history of asthma, if the stomach bleeding warning applies to them, or if they have a history of gastrointestinal issues such as heartburn. Additionally, individuals with high blood pressure, heart disease, liver cirrhosis, or kidney disease, as well as those taking diuretics, should seek medical advice before using this product. Patients should also consult a doctor or pharmacist if they are currently taking prescription medications for gout, diabetes, or arthritis.

In the event of an overdose, immediate medical assistance should be sought, or the Poison Control Center should be contacted without delay.

Patients are advised to discontinue use and contact a healthcare provider if they experience any signs of an allergic reaction, such as difficulty breathing or swelling. Additionally, they should seek medical attention if they notice any signs of stomach bleeding, including feeling faint, vomiting blood, passing bloody or black stools, or experiencing persistent stomach pain. Other concerning symptoms that warrant medical consultation include ringing in the ears or hearing loss, worsening pain lasting more than 10 days, fever that worsens or persists beyond three days, visible redness or swelling, or the emergence of new symptoms, as these may indicate a serious underlying condition.

Side Effects

Patients using this product should be aware of several serious adverse reactions associated with its use. Notably, Reye's syndrome is a rare but serious illness that can occur 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 doctor immediately, as these symptoms may indicate the onset of Reye's syndrome.

Additionally, there is a significant risk of severe allergic reactions to aspirin, which may manifest as facial swelling, shock, hives, or asthma (wheezing). Patients experiencing any signs of an allergic reaction should seek medical attention promptly.

This product contains a nonsteroidal anti-inflammatory drug (NSAID), which carries a risk of severe stomach bleeding. The likelihood of this adverse reaction increases in patients who are 60 years of age or older, those taking other NSAIDs (either prescription or nonprescription), individuals consuming three or more alcoholic drinks daily while using the product, and patients with a history of stomach ulcers or bleeding problems. Furthermore, prolonged use or exceeding the recommended dosage, as well as concurrent use of blood thinners or steroid medications, may elevate the risk of stomach bleeding.

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, redness or swelling, or the emergence of new symptoms. These could indicate a serious underlying condition that requires immediate attention.

Drug Interactions

There are currently no documented drug interactions associated with this medication. Additionally, there is no information available regarding interactions with laboratory tests. As such, no specific recommendations for dosage adjustments or monitoring are warranted at this time.

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 under 12 years of age should not use this product unless directed by a healthcare professional. For adolescents aged 12 years and older, the recommended dosage is 1 or 2 tablets every 4 hours or 3 tablets every 6 hours, with a maximum of 12 tablets in a 24-hour period unless otherwise directed by a physician.

Caution is advised for children and teenagers who have or are recovering from chickenpox or flu-like symptoms, as they are at risk for Reye's syndrome. If any changes in behavior accompanied by nausea and vomiting occur while using this product, a healthcare provider should be consulted immediately, as these may be early signs of this rare but serious condition.

Geriatric Use

Elderly patients, particularly those aged 60 years and older, are at an increased risk of severe stomach bleeding when using this product, which contains a nonsteroidal anti-inflammatory drug (NSAID). It is essential for healthcare providers to exercise caution when prescribing this medication to geriatric patients, especially those with a history of gastrointestinal issues.

Before initiating treatment, it is advisable for elderly patients to consult with their healthcare provider if they have pre-existing conditions such as high blood pressure, heart disease, liver cirrhosis, or kidney disease. These conditions may necessitate closer monitoring or alternative therapeutic options.

The recommended dosage for adults and children aged 12 years and older is to take 1 or 2 tablets every 4 hours or 3 tablets every 6 hours, with a maximum limit of 12 tablets in a 24-hour period unless otherwise directed by a physician. Careful adherence to these dosage guidelines is crucial in geriatric patients to minimize the risk of adverse effects and ensure safe use of the medication.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional before using this medication. The use of aspirin during pregnancy, particularly at 20 weeks gestation or later, is associated with potential risks. Specifically, it may lead to adverse effects on the unborn child or complications during delivery. Therefore, it is crucial that pregnant patients only use aspirin under the guidance of a qualified healthcare provider.

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 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 liver function to ensure safe and effective 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. Continuous monitoring of the patient's vital signs and clinical status is recommended. In cases where the substance is known, specific antidotes or treatments may be indicated, and healthcare providers should refer to established guidelines for the management of the particular overdose scenario.

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

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 specific non-teratogenic effects or additional nonclinical toxicology details are available in the provided data. Furthermore, there are no specific findings related to animal pharmacology and toxicology.

Postmarketing Experience

Postmarketing experience has revealed reports of serious adverse reactions associated with the use of aspirin. These include gastrointestinal bleeding, renal impairment, and hypersensitivity reactions. Additionally, cases of Reye's syndrome have been reported in children and teenagers who have taken aspirin during viral infections. Severe allergic reactions, including anaphylaxis, have also been documented in patients using aspirin.

Instances of tinnitus and hearing loss have been noted, particularly in patients using higher doses of aspirin. Furthermore, there have been reports of prolonged bleeding times in patients taking aspirin, especially among those with underlying bleeding disorders or those concurrently using anticoagulants.

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 must be cautioned against using the product if they have previously experienced an allergic reaction to it or any of its ingredients.

Patients should 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 informed to stop use and consult a doctor if they experience ringing in the ears, a loss of hearing, worsening pain that lasts more than 10 days, or a fever that persists beyond 3 days. Any redness or swelling, as well as the emergence of new symptoms, should prompt a discussion with a healthcare provider, as these may indicate a serious condition.

Healthcare providers should encourage patients to consult with a doctor before using the product if they have asthma, a history of stomach problems such as heartburn, or if the stomach bleeding warning applies to them. Patients with high blood pressure, heart disease, liver cirrhosis, or kidney disease should also seek medical advice prior to use. Additionally, it is important for patients to discuss their current medications with a doctor or pharmacist, particularly if they are taking diuretics, prescription drugs for gout, diabetes, or arthritis.

Storage and Handling

The product is supplied with an expiration date clearly indicated on the package. It should be stored at a controlled room temperature of 25ºC (77ºF). Temporary excursions are permissible within the range of 15ºC to 30ºC (59ºF to 86ºF). Proper storage conditions are essential to maintain the integrity and efficacy of the product.

Additional Clinical Information

The route of administration for the medication is oral. Clinicians should advise patients who are pregnant or breastfeeding to consult a health professional prior to use. It is particularly crucial to avoid the use of aspirin at 20 weeks of gestation or later unless explicitly directed by a physician, as it may pose risks to the unborn child or lead to complications during delivery.

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.