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Alka-Seltzer

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Active ingredient
Aspirin 325 mg
Other brand names
Drug classes
Nonsteroidal Anti-inflammatory Drug, Platelet Aggregation Inhibitor
Dosage form
Tablet, Effervescent
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2023
Label revision date
December 14, 2023
Active ingredient
Aspirin 325 mg
Other brand names
Drug classes
Nonsteroidal Anti-inflammatory Drug, Platelet Aggregation Inhibitor
Dosage form
Tablet, Effervescent
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2023
Label revision date
December 14, 2023
Manufacturer
Lil' Drug Store Products, Inc.
Registration number
M013
NDC root
66715-5206

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Drug Overview

Alka-Seltzer® is a medication that contains buffered aspirin, which is a type of nonsteroidal anti-inflammatory drug (NSAID). It is primarily used to temporarily relieve minor aches and pains, such as headaches, muscle pain, backaches, toothaches, menstrual pain, and discomfort from colds or arthritis. Additionally, Alka-Seltzer® helps to reduce fever.

This product comes in an original flavor and is available in packets containing two effervescent tablets each. The effervescent nature of the tablets allows for quick dissolution in water, making it easy to take.

Uses

This medication is designed to help you temporarily relieve minor aches and pains caused by various conditions. Whether you're dealing with a headache, muscle pain, backache, toothache, menstrual pain, or discomfort from colds and minor arthritis, this product can provide you with some much-needed relief.

In addition to easing pain, it also works to temporarily reduce fever, helping you feel more comfortable when you're not feeling your best.

Dosage and Administration

To take this medication, start by fully dissolving 2 tablets in 4 ounces of water. This mixture should be consumed as directed. For adults and children aged 12 years and older, you can take 2 tablets every 4 hours, but make sure not to exceed 8 tablets in a 24-hour period.

If you are an adult aged 60 years or older, you should also take 2 tablets every 4 hours, but limit your total intake to 4 tablets in a 24-hour period. For children under 12 years old, it’s important to consult a doctor before giving them this medication to ensure it’s safe and appropriate for their age.

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 take it. These precautions are crucial to ensure your safety and well-being. Always consult with a healthcare professional if you have any concerns about allergies or reactions to medications.

Side Effects

You should be aware of some important side effects and warnings associated with this product. Children and teenagers recovering from chickenpox or flu-like symptoms should avoid using it, as it may lead to Reye's syndrome, a rare but serious illness. If you notice changes in behavior along with nausea and vomiting, consult a doctor immediately.

Aspirin can cause severe allergic reactions, which may include hives, facial swelling, asthma (wheezing), or shock. Additionally, this product contains a nonsteroidal anti-inflammatory drug (NSAID) that can lead to serious stomach bleeding, especially if you are over 60, have a history of stomach ulcers, or take certain medications. If you experience symptoms like faintness, vomiting blood, or bloody stools, stop using the product and seek medical help right away. If you are pregnant or breastfeeding, consult a healthcare professional before use, particularly after 20 weeks of pregnancy, as it may pose risks to the unborn child or complicate delivery.

Warnings and Precautions

It's important to be aware of some serious warnings when using this product. If you are a child or teenager recovering from chickenpox or flu-like symptoms, you should not use this product, as it could lead to Reye's syndrome, a rare but serious illness. Additionally, be cautious of potential severe allergic reactions, which may include hives, facial swelling, asthma (wheezing), or shock. This product can also 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 other NSAIDs (nonsteroidal anti-inflammatory drugs).

Before using this product, consult your doctor if you have a history of stomach problems, high blood pressure, heart disease, liver cirrhosis, or kidney disease. It's also wise to check with a healthcare professional if you are taking medications for diabetes, gout, 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 what you would typically experience with the medication.

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 crucial to consult with a healthcare professional before using any medication. This is particularly important for aspirin; you should avoid taking it after 20 weeks of pregnancy unless your doctor specifically instructs you to do so. Using aspirin at this stage can lead to potential issues for your unborn child or complications during delivery. Always prioritize your health and the health of your baby by seeking professional advice.

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 your baby's well-being by seeking professional advice.

Pediatric Use

If you are considering this product for your child, it's important to be aware of some key guidelines. Children and teenagers who have or are recovering from chickenpox or flu-like symptoms should not use this product, as it could increase the risk of Reye's syndrome, a rare but serious illness. If your child experiences changes in behavior along with nausea and vomiting while using this product, you should consult a doctor immediately, as these could be early signs of Reye's syndrome.

For dosing, adults and children aged 12 years and older can take 2 tablets every 4 hours, but it's crucial not to exceed 8 tablets in a 24-hour period. If your child is under 12 years old, please consult a doctor for appropriate guidance before giving them this medication.

Geriatric Use

If you are 60 years or older, it's important to be aware that the risk of severe stomach bleeding increases with age. This means you should be cautious when taking certain medications. For adults in this age group, the recommended dosage is 2 tablets every 4 hours, but you should not take more than 4 tablets in a 24-hour period unless directed by your doctor. Always consult with your healthcare provider to ensure that your medication plan is safe and appropriate for your needs.

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 concerns with your doctor to ensure proper care and monitoring.

Drug Interactions

It's important to be aware that this product contains a nonsteroidal anti-inflammatory drug (NSAID), which can increase the risk of severe stomach bleeding, especially if you are also taking blood thinners (medications that help prevent blood clots) or steroids. Additionally, using other NSAIDs, whether prescription or over-the-counter, such as aspirin, ibuprofen, or naproxen, can further elevate this risk.

To ensure your safety, always discuss any medications you are taking with your healthcare provider. They can help you understand potential interactions and make informed decisions about your treatment.

Storage and Handling

To ensure the best performance and safety of your product, store it at room temperature. It's important to keep it away from excessive heat, as high temperatures can affect its effectiveness. Before using the product, always check the pouch; do not use it if the pouch is torn or open, as this could compromise the safety and integrity of the contents.

By following these simple storage and handling guidelines, you can 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 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 Alka-Seltzer®?

Alka-Seltzer® is a buffered aspirin (NSAID) that acts as a pain reliever and fever reducer.

What conditions does Alka-Seltzer® temporarily relieve?

It temporarily relieves minor aches and pains due to headache, muscle pain, backache, toothache, menstrual pain, colds, and minor arthritis pain.

How should I take Alka-Seltzer®?

Fully dissolve 2 tablets in 4 ounces of water before taking. Adults and children 12 years and over can take 2 tablets every 4 hours, not exceeding 8 tablets in 24 hours.

Are there any age restrictions for using Alka-Seltzer®?

Children under 12 years should consult a doctor before use. Adults 60 years and over should not exceed 4 tablets in 24 hours.

What should I do if I experience an allergic reaction?

If an allergic reaction occurs, seek medical help right away.

What are the warnings associated with Alka-Seltzer®?

Warnings include the risk of severe stomach bleeding, especially if you are over 60, have a history of stomach problems, or take certain medications.

Can I use Alka-Seltzer® if I am pregnant or breastfeeding?

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

What is Reye's syndrome and how is it related to Alka-Seltzer®?

Reye's syndrome is a rare but serious illness. Children and teenagers recovering from chicken pox or flu-like symptoms should not use this product.

What should I do in case of overdose?

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

How should I store Alka-Seltzer®?

Store at room temperature and avoid excessive heat. Do not use if the pouch is torn or open.

Packaging Info

Below are the non-prescription pack sizes of Alka-Seltzer (buffered aspirin). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Alka-Seltzer.
Details

Drug Information (PDF)

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

View product document (PDF)

Description

Alka-Seltzer® Gravity Sleeve (unit dose) contains buffered aspirin, a nonsteroidal anti-inflammatory drug (NSAID) utilized for pain relief and fever reduction. Each package includes 15 individual packets, with each packet containing 2 effervescent tablets. The product is available in an original flavor formulation.

Uses and Indications

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

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

Dosage and Administration

The recommended dosage for adults and children aged 12 years and older is to fully dissolve 2 tablets in 4 ounces of water before administration. The dosing frequency is every 4 hours, or as directed by a healthcare professional. It is important not to exceed 8 tablets within a 24-hour period.

For adults aged 60 years and older, the same preparation method applies. However, the maximum dosage should not exceed 4 tablets in a 24-hour period.

For children under 12 years of age, it is advised to consult a healthcare professional for appropriate dosing recommendations.

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 Reye’s syndrome, a rare but serious condition.

Aspirin may provoke severe allergic reactions in some individuals. Symptoms of such reactions can include hives, facial swelling, asthma (wheezing), and shock. Healthcare professionals should be vigilant for these signs and advise patients to seek immediate medical attention if they 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 patients who are 60 years of age or older, have a history of stomach ulcers or bleeding disorders, are concurrently using anticoagulants or steroid medications, are taking other NSAIDs (including aspirin, ibuprofen, or naproxen), consume three or more alcoholic beverages daily, or exceed the recommended dosage or duration of use.

Healthcare providers should advise patients to consult a physician prior to using this product if any of the following conditions apply: a history of stomach problems such as heartburn, high blood pressure, heart disease, liver cirrhosis, kidney disease, use of diuretics, asthma, or adherence to a sodium-restricted diet. Additionally, patients taking prescription medications for diabetes, gout, or arthritis should seek guidance from a healthcare professional or pharmacist before use.

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 their healthcare provider if they experience any signs of an allergic reaction, such as hives or swelling. They should also seek medical attention if they notice any symptoms indicative of stomach bleeding, including feeling faint, vomiting blood, passing bloody or black stools, experiencing persistent stomach pain, or if pain worsens or lasts longer than 10 days. Furthermore, if fever persists or worsens beyond three days, if redness or swelling occurs, if new symptoms arise, or if there is ringing in the ears or loss of hearing, patients should stop taking the product and consult their doctor.

Side Effects

Patients using this product should be aware of several serious and common adverse reactions associated with its use.

Reye's syndrome is a rare but serious illness that may occur in children and teenagers who have or are recovering from chicken pox or flu-like symptoms. It is crucial that these individuals do not use this product. If patients experience changes in behavior accompanied by nausea and vomiting while using this product, they should consult a doctor immediately, as these symptoms could indicate the onset of Reye's syndrome.

Aspirin may also cause severe allergic reactions in some patients. Symptoms of such reactions can include hives, facial swelling, asthma (wheezing), and shock. Patients experiencing any signs of an allergic reaction should stop using the product and seek medical assistance right away.

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

Patients should 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 stomach pain that does not improve. Additional symptoms warranting medical attention include worsening pain lasting more than 10 days, fever that worsens or lasts more than three days, the presence of redness or swelling, the emergence of new symptoms, or ringing in the ears or loss of hearing.

For pregnant or breastfeeding patients, it is essential to consult a health professional before using this product. Aspirin should not be used after 20 weeks of pregnancy unless specifically directed by a doctor, as it may pose risks to the unborn child or lead to complications during delivery.

Drug Interactions

The product contains a nonsteroidal anti-inflammatory drug (NSAID), which is associated with an increased risk of severe gastrointestinal bleeding. This risk is notably elevated in patients concurrently using anticoagulants or steroid medications.

Additionally, the likelihood of gastrointestinal bleeding is further heightened when this NSAID is taken alongside other NSAIDs, whether prescription or over-the-counter, such as aspirin, ibuprofen, or naproxen.

No specific interactions with laboratory tests have been identified in the available data. Monitoring for signs of gastrointestinal bleeding is advised in patients receiving this product, particularly those on concomitant anticoagulant or steroid therapy, or those using other NSAIDs.

Packaging & NDC

Below are the non-prescription pack sizes of Alka-Seltzer (buffered aspirin). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Alka-Seltzer.
Details

Pediatric Use

Children and teenagers who have or are recovering from chicken pox or flu-like symptoms should not use this product due to the risk of Reye's syndrome, a rare but serious illness. If any changes in behavior accompanied by nausea and vomiting occur while using this product, it is important to consult a doctor, as these may be early signs of Reye’s syndrome.

For dosing, adults and children aged 12 years and over are directed to take 2 tablets every 4 hours, not to exceed 8 tablets in a 24-hour period. For children under 12 years, consultation with a doctor is advised before use.

Geriatric Use

Elderly patients, particularly those aged 60 years and older, are at an increased risk for severe stomach bleeding. This heightened risk necessitates careful consideration when prescribing medications that may contribute to gastrointestinal complications.

For adults aged 60 years and over, the recommended dosage is 2 tablets every 4 hours, or as directed by a healthcare provider. It is crucial that these patients do not exceed a total of 4 tablets within a 24-hour period to minimize the risk of adverse effects.

Healthcare providers should closely monitor geriatric patients for any signs of gastrointestinal bleeding and consider individual patient factors when determining the appropriateness of treatment.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional prior to use. The use of aspirin during pregnancy, particularly at 20 weeks gestation or later, is associated with potential risks. Specifically, aspirin may lead to adverse effects in the developing fetus and 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 gestation or later, 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 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 the best possible outcomes for affected individuals.

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 have been identified in the available data. Additionally, there are no specific details regarding nonclinical toxicology or animal pharmacology and toxicology provided in the text.

Postmarketing Experience

Postmarketing experience has identified several adverse reactions reported voluntarily or through surveillance programs. These include allergic reactions such as hives, facial swelling, asthma (wheezing), and shock. Additionally, cases of stomach bleeding have been reported, particularly in patients who are 60 years of age or older, have a history of stomach ulcers or bleeding problems, are taking blood-thinning (anticoagulant) or steroid medications, are using other drugs that contain prescription or nonprescription nonsteroidal anti-inflammatory drugs (NSAIDs), consume three or more alcoholic drinks daily while using this product, or exceed the recommended duration or dosage.

Patient Counseling

Healthcare providers should advise patients to keep this medication out of reach of children to prevent accidental ingestion. In the event of an overdose, patients should be instructed to seek medical help or contact a Poison Control Center immediately.

Patients must be informed not to use this medication if they are allergic to aspirin or any other pain reliever or fever reducer. Additionally, they should not use it if they have previously experienced an allergic reaction to this product or any of its ingredients. If an allergic reaction occurs, patients should stop using the medication and seek medical assistance right away.

Healthcare providers should counsel patients 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 stomach pain that does not improve. Patients should also be advised to seek medical attention if pain worsens or lasts more than 10 days, if fever worsens or lasts more than 3 days, if redness or swelling occurs, if new symptoms develop, or if they experience ringing in the ears or a loss of hearing.

Patients should be encouraged to consult a doctor before using this medication if they have a history of stomach problems, such as heartburn, or if the stomach bleeding warning applies to them. It is also important for patients to discuss their medical history with their healthcare provider, particularly if they have high blood pressure, heart disease, liver cirrhosis, or kidney disease. Patients taking diuretics, those with asthma, or those on a sodium-restricted diet should also seek medical advice before use.

Furthermore, patients should be advised to consult a doctor or pharmacist before using this medication if they are taking prescription drugs for diabetes, gout, or arthritis to ensure safe and effective use.

Storage and Handling

The product is supplied in pouches that must be stored at room temperature. It is essential to avoid exposure to excessive heat to maintain product integrity. Healthcare professionals should ensure that the pouches are intact and not used if they are torn or open, as this may compromise the product's safety and efficacy.

Additional Clinical Information

The medication is administered orally. Clinicians should advise patients who are pregnant or breastfeeding to consult a healthcare 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 Alka-Seltzer, 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 Alka-Seltzer, 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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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.