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Leader 8hr Arthritis Pain Relief

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Active ingredient
Acetaminophen 650 mg
Other brand names
Dosage form
Tablet, Film Coated, Extended Release
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2025
Label revision date
November 10, 2025
Active ingredient
Acetaminophen 650 mg
Other brand names
Dosage form
Tablet, Film Coated, Extended Release
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2025
Label revision date
November 10, 2025
Manufacturer
Cardinal Health 110, LLC. dba Leader
Registration number
ANDA075077
NDC root
70000-0736

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Drug Overview

LEADER™ 8 HR Arthritis Pain Relief is a medication that contains acetaminophen (a common pain reliever) in extended-release tablet form, providing 650 mg per tablet. It is designed to temporarily relieve minor aches and pains associated with conditions such as arthritis, muscular aches, backache, menstrual cramps, headaches, toothaches, and even discomfort from the common cold. Additionally, it helps to reduce fever.

This pain reliever is effective for up to 8 hours, making it a convenient option for those seeking temporary relief from arthritis pain and other minor discomforts. However, it's important to avoid using it alongside other medications that contain acetaminophen to prevent potential overdose.

Uses

You can use this medication to temporarily relieve minor aches and pains caused by various conditions. This includes discomfort from arthritis, muscular aches, backaches, and menstrual cramps. It can also help with pain from the common cold, headaches, and toothaches. Additionally, this medication is effective in temporarily reducing fever.

Rest assured, there are no known teratogenic effects (which means it does not cause birth defects) associated with this medication.

Dosage and Administration

When you need to take this medication, adults should take 2 caplets every 8 hours with a full glass of water. It's important to swallow the caplets whole, so do not crush, chew, split, or dissolve them. Make sure not to exceed 6 caplets in a 24-hour period, and avoid using the medication for more than 10 days unless your doctor advises you to do so.

If you are under 18 years of age, it's essential to consult with a doctor before using 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 it alongside any other medications that contain acetaminophen, whether they are prescription or over-the-counter. If you're unsure whether a medication contains acetaminophen, it's important to consult with your doctor or pharmacist for guidance. Taking these precautions will help ensure your safety and well-being.

Side Effects

Taking this medication can lead to some serious side effects, particularly concerning your liver. You should avoid taking more than 6 caplets in a 24-hour period, using it with other products that contain acetaminophen, or consuming 3 or more alcoholic drinks daily while on this medication, as these can increase the risk of severe liver damage.

Be aware that acetaminophen may also cause severe skin reactions, which can include symptoms like skin reddening, blisters, or rashes. If you experience any of these, stop using the medication and seek medical help immediately. Additionally, if your pain worsens or lasts more than 10 days, or if your fever persists for more than 3 days, you should consult a doctor. It's also important to talk to your healthcare provider if you have liver disease or are taking the blood thinner warfarin. In case of an overdose, seek medical assistance right away, even if you don't notice any symptoms.

Warnings and Precautions

This product contains acetaminophen, which can lead to severe liver damage if you exceed 6 caplets in 24 hours, take it with other acetaminophen-containing medications, or consume 3 or more alcoholic drinks daily while using it. Be aware that acetaminophen may also cause serious skin reactions, such as skin reddening, blisters, or rash. If you experience any of these symptoms, stop using the product and seek medical help immediately.

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

Overdose

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

Signs of an overdose can vary, but they may include unusual drowsiness, confusion, or difficulty breathing. If you notice any of these symptoms or have concerns about a possible overdose, don’t hesitate to get help right away. Your safety and health are the top priority.

Pregnancy Use

If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using this medication. They can provide guidance on whether it’s safe for you and your baby. Always prioritize your health and the health of your child by seeking expert advice.

Lactation Use

If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using any medication. This ensures that you understand any potential risks and can make informed decisions about your health and the health of your baby. Always prioritize open communication with your doctor regarding your breastfeeding journey.

Pediatric Use

If your child is under 18 years old, it's important to consult with a doctor before using this medication. This ensures that the treatment is safe and appropriate for their age and health needs. Always prioritize your child's well-being by seeking professional guidance.

Geriatric Use

When it comes to using this medication in older adults, there is no specific information available about how it should be adjusted for dosage or any unique safety concerns. This means that if you or a loved one is an older adult, it’s important to consult with a healthcare provider for personalized advice. 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 the drug insert does not provide specific information about dosage adjustments, special monitoring, or safety considerations for your condition. This means that there are no tailored guidelines for how this medication may affect you if your kidneys are not functioning properly.

Always consult your healthcare provider for personalized advice and to ensure that any medication you take is safe and appropriate for your kidney health. They can help monitor your condition and make any necessary adjustments to your treatment plan.

Hepatic Impairment

If you have liver disease, it’s important to consult your doctor before using this medication. Your healthcare provider can help determine if it’s safe for you and whether any adjustments to your dosage are necessary. Monitoring your liver function may also be required to ensure your safety while using this treatment. Always prioritize open communication with your healthcare team regarding your liver health.

Drug Interactions

It's important to be aware that if you take acetaminophen (a common pain reliever) along with warfarin (a blood thinner), it can increase the risk of bleeding. This means that your healthcare provider may need to monitor your INR (a blood test that measures how long it takes your blood to clot) more closely to ensure your safety.

Always discuss any medications you are taking with your healthcare provider, including over-the-counter drugs like acetaminophen. They can help you understand potential interactions and ensure that your treatment plan is safe and effective.

Storage and Handling

To ensure the best performance and safety of your product, store it at a temperature between 20-25°C (68-77°F). This helps maintain its effectiveness. Before using, check that the printed foil under the cap is intact; do not use the product if it is broken or missing, as this could compromise safety.

Additionally, rest assured that the product meets the standards of the USP Dissolution Test 4, which ensures it dissolves properly in the body. Always handle the product with care to maintain its integrity and effectiveness.

Additional Information

You should take this medication orally. If you are pregnant or breastfeeding, it's important to consult a healthcare professional before using it. Always keep this medication out of reach of children.

In case of an overdose, seek medical help immediately or contact a Poison Control Center at 1-800-222-1222. Quick medical attention is crucial for both adults and children, even if there are no noticeable signs or symptoms.

FAQ

What is LEADER™ 8 HR Arthritis Pain Relief?

LEADER™ 8 HR Arthritis Pain Relief is an acetaminophen extended-release tablet that contains 650 mg of acetaminophen.

What types of pain does this medication relieve?

It temporarily relieves minor aches and pains due to arthritis, muscular aches, backache, menstrual cramps, the common cold, headache, and toothache.

How long does the pain relief last?

The pain relief lasts up to 8 hours.

What is the recommended dosage for adults?

Adults should take 2 caplets every 8 hours with water, swallowing them whole without crushing, chewing, splitting, or dissolving.

What is the maximum dosage I can take in a day?

Do not take more than 6 caplets in 24 hours.

Are there any contraindications for using this medication?

Do not use this medication 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 I experience an overdose?

In case of overdose, get medical help or contact a Poison Control Center immediately at 1-800-222-1222.

What should I do if my pain or fever worsens?

Stop use 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 use this medication if I am pregnant or breastfeeding?

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

What should I do if I have liver disease?

Ask a doctor before using this medication if you have liver disease.

Packaging Info

Below are the non-prescription pack sizes of Leader 8hr Arthritis Pain Relief (acetaminophen). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Leader 8hr Arthritis Pain Relief.
Details

Drug Information (PDF)

This file contains official product information for Leader 8hr Arthritis Pain Relief, 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 drug.

Uses and Indications

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

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

Dosage and Administration

Adults are instructed to take 2 caplets every 8 hours with water. The caplets should be swallowed whole and must not be crushed, chewed, split, or dissolved. The maximum dosage should not exceed 6 caplets within a 24-hour period. Additionally, the use of this medication should not extend beyond 10 days unless directed by a healthcare professional.

For individuals under 18 years of age, it is recommended to consult a doctor prior to use.

Contraindications

Use of this product is contraindicated in the following situations:

Patients should not use this product in conjunction with any other medication 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.

Additionally, this product is contraindicated in individuals with a known allergy to acetaminophen or any of the inactive ingredients contained in the formulation, as this may lead to severe allergic reactions.

Warnings and Precautions

Severe liver damage may occur with the use of this product, which contains acetaminophen. Healthcare professionals should advise patients that the risk of liver injury increases significantly if they exceed the maximum daily dosage of 6 caplets within a 24-hour period, use other medications containing acetaminophen concurrently, or consume 3 or more alcoholic beverages daily while taking this product.

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

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

In cases of overdose, immediate medical attention is crucial. Patients should be instructed to contact a Poison Control Center or seek emergency medical help without delay, even if no symptoms are apparent. The national Poison Control Center can be reached at 1-800-222-1222.

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

Side Effects

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

Patients should be aware of the potential for severe skin reactions associated with acetaminophen, which may manifest as skin reddening, blisters, or rash. In the event of a skin reaction, it is imperative to discontinue use and seek medical assistance immediately.

Participants are advised to stop use and consult a healthcare professional if pain worsens or persists beyond 10 days, if fever intensifies or lasts more than three days, if new symptoms arise, or if redness or swelling is observed, as these may indicate a serious underlying condition.

Individuals with liver disease should consult a doctor prior to use. Additionally, patients taking the anticoagulant warfarin are encouraged to seek advice from a healthcare provider or pharmacist before using this product.

In cases of overdose, it is crucial to obtain medical help or contact a Poison Control Center immediately at 1-800-222-1222. Prompt medical attention is essential for both adults and children, even if no signs or symptoms are apparent.

Drug Interactions

Acetaminophen has been observed to enhance the anticoagulant effect of warfarin, which may lead to an increased risk of bleeding. It is recommended that the International Normalized Ratio (INR) be monitored closely in patients who are receiving both acetaminophen and warfarin concurrently to ensure safe and effective management of anticoagulation therapy.

No additional drug interactions or interactions with laboratory tests have been reported.

Packaging & NDC

Below are the non-prescription pack sizes of Leader 8hr Arthritis Pain Relief (acetaminophen). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Leader 8hr Arthritis Pain Relief.
Details

Pediatric Use

Pediatric patients under 18 years of age should consult a healthcare professional before use. It is essential to assess the appropriateness of treatment and dosage for this population, as specific recommendations may vary based on individual health needs and conditions.

Geriatric Use

Elderly patients may not have specific information regarding the use of this medication, including dosage adjustments or safety concerns. Therefore, healthcare providers should exercise caution when prescribing this medication to geriatric patients. It is advisable to closely monitor these patients for any potential adverse effects or changes in efficacy, given the lack of targeted data for this population.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional prior to using this medication. The potential risks and benefits must be carefully considered in these populations to ensure maternal and fetal safety.

Lactation

Lactating mothers are advised to consult a health professional prior to using this medication. There is currently no available data regarding 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 drug insert 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 data necessitates careful clinical judgment. Regular monitoring of renal function may be advisable in these patients, although specific recommendations are not provided.

Hepatic Impairment

Patients with hepatic impairment should consult a healthcare professional prior to using this medication. It is essential for individuals with liver disease to receive appropriate guidance regarding the use of this product, as compromised liver function may affect the drug's metabolism and overall safety profile. Monitoring of liver function may be necessary to ensure the safe administration of the medication in this population.

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 intervention is crucial for both adults and children, even in the absence of noticeable signs or symptoms.

Healthcare professionals should be aware that the severity of symptoms may vary, and early recognition and management are essential to mitigate potential complications. It is recommended that all cases of suspected overdose be treated as medical emergencies, and appropriate supportive care should be initiated as necessary.

Nonclinical Toxicology

No information is available regarding teratogenic or non-teratogenic effects. Additionally, there is no data provided concerning nonclinical toxicology, animal pharmacology, or toxicology.

Postmarketing Experience

Postmarketing experience has identified severe skin reactions associated with acetaminophen. Reported symptoms may include skin reddening, blisters, and rash. In the event of a skin reaction, users are advised to discontinue use and seek medical assistance immediately.

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, it is crucial for patients to seek medical help immediately or contact a Poison Control Center at 1-800-222-1222, as prompt medical attention is essential for both adults and children, even if no signs or symptoms are apparent.

Patients should be informed not to use this medication in conjunction with any other products containing acetaminophen, whether prescription or nonprescription. If patients are uncertain about the presence of acetaminophen in other medications, they should be encouraged to consult with a doctor or pharmacist.

It is important to instruct patients to discontinue use and consult a doctor if their pain worsens or persists for more than 10 days, or if their fever worsens or lasts longer than 3 days. Additionally, patients should be advised to seek medical advice if they experience new symptoms, or if they notice any redness or swelling, as these may indicate a serious condition.

Patients with a history of liver disease should be encouraged to consult a doctor before using this medication. Furthermore, those taking the blood-thinning medication warfarin should also be advised 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 compliance with the requirements of USP Dissolution Test 4. It should be stored at a temperature range of 20-25°C (68-77°F) to ensure optimal stability and efficacy.

Healthcare professionals are advised to inspect the product prior to use; it should not be utilized if the printed foil under the cap is broken or missing, as this may compromise the integrity of the product. Proper handling and storage conditions are essential to maintain the quality and safety of the product.

Additional Clinical Information

The medication is administered orally. Clinicians should advise patients who are pregnant or breastfeeding to consult a health professional prior to use. It is essential to keep the medication out of reach of children. In the event of an overdose, patients must seek immediate medical assistance or contact a Poison Control Center at 1-800-222-1222, as prompt medical attention is crucial for both adults and children, even if no symptoms are apparent.

Drug Information (PDF)

This file contains official product information for Leader 8hr Arthritis Pain Relief, 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 Leader 8hr Arthritis Pain Relief, 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.

Learn more in our Editorial Policy

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Primary FDA sources:

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.