Rexall Pain Relief

Uses and Indications

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

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

Dosage and Administration

Adults and children aged 12 years and over are instructed to take 2 caplets every 6 hours as needed while symptoms persist. The maximum dosage should not exceed 6 caplets within a 24-hour period, unless otherwise directed by a healthcare professional. Additionally, this medication should not be used for more than 10 consecutive days unless specifically advised by a doctor.

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

Contraindications

Use of this product is contraindicated in the following situations:

• Co-administration with any other drug containing acetaminophen, whether prescription or nonprescription, due to the risk of acetaminophen overdose. If there is uncertainty regarding the presence of acetaminophen in other medications, consultation with a healthcare professional is advised.

• History of allergic reaction to this product or any of its ingredients, as this may lead to severe hypersensitivity reactions.

Warnings and Precautions

This product contains acetaminophen, which carries a significant risk of severe liver damage if not used according to the guidelines. Healthcare professionals should advise patients that the risk of liver damage increases with the following conditions: exceeding 4,000 mg of acetaminophen within a 24-hour period, concurrent use with other medications containing acetaminophen, or consumption of three or more alcoholic beverages daily while using this product.

Patients should also be made aware 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 be instructed to discontinue use immediately and seek medical assistance.

General precautions should be taken when considering the use of this product. Patients with a history of liver disease should consult a healthcare provider prior to use. Additionally, individuals taking the anticoagulant warfarin should seek advice from a doctor or pharmacist before using this product to avoid potential interactions.

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

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

Side Effects

Patients using this product should be aware of several important warnings and potential adverse reactions.

Severe liver damage may occur if patients exceed 4,000 mg of acetaminophen in a 24-hour period, use other medications containing acetaminophen concurrently, or consume three or more alcoholic drinks daily while using this product. Patients with pre-existing liver disease should consult a doctor before use.

Additionally, acetaminophen may cause severe skin reactions, which can manifest as skin reddening, blisters, or rash. If any of these symptoms occur, patients are advised to discontinue use immediately and seek medical assistance.

Patients should also be instructed to stop using the product and consult a doctor if pain worsens or persists for more than 10 days, if fever worsens or lasts longer than 3 days, if new symptoms arise, or if redness or swelling is observed, as these may indicate a serious condition.

Furthermore, patients taking the blood-thinning medication warfarin should seek advice from a doctor or pharmacist prior to using this product.

In the event of an overdose, it is critical for patients to seek medical help or contact a Poison Control Center immediately at 1-800-222-1222, as prompt medical attention is essential for both adults and children, even in the absence of noticeable signs or symptoms.

Drug Interactions

The concomitant use of warfarin, an anticoagulant, with acetaminophen may lead to significant interactions. Acetaminophen has the potential to enhance the anticoagulant effect of warfarin, which could increase the risk of bleeding. Therefore, careful monitoring of INR (International Normalized Ratio) is recommended when these medications are used together.

Additionally, it is advised that patients do not use any other medications containing acetaminophen, whether prescription or nonprescription, while taking warfarin. If there is uncertainty regarding the presence of acetaminophen in any medication, patients should consult a healthcare professional, such as a doctor or pharmacist, for clarification.

Packaging & NDC

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

Pediatric Use

Pediatric patients under 12 years of age should consult a healthcare professional before use. For adolescents aged 12 years and older, the recommended dosage is 2 caplets every 6 hours as needed, with a maximum of 6 caplets in a 24-hour period, unless otherwise directed by a physician. Treatment should not exceed 10 days without medical advice.

In the event of an overdose, immediate medical assistance is essential. Caregivers should contact a Poison Control Center at 1-800-222-1222, as prompt attention is crucial for both adults and children, even in the absence of noticeable symptoms.

Geriatric Use

Elderly patients may not have specific geriatric use information, dosage adjustments, or safety concerns outlined in the prescribing information. Therefore, healthcare providers should exercise caution when prescribing this medication to geriatric patients. It is advisable to monitor these patients closely for any potential adverse effects or changes in efficacy, given the general considerations associated with pharmacotherapy in the elderly population.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional prior to using this medication. It is important to evaluate the potential risks and benefits associated with the use of this drug during pregnancy and lactation. Healthcare providers should consider the available data and individual patient circumstances when advising on the use of this medication in these populations.

Lactation

Lactating mothers are advised to consult a health professional prior to using this medication. 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 administering this medication to lactating individuals.

Renal Impairment

Patients with renal impairment have not been specifically addressed in the drug insert text regarding dosage adjustments, special monitoring, or safety considerations. Therefore, healthcare professionals should exercise caution when prescribing this medication to individuals with reduced kidney function, as the absence of detailed guidance necessitates careful clinical judgment. Regular monitoring of renal function may be advisable in these patients to ensure safety and efficacy.

Hepatic Impairment

Patients with hepatic impairment should exercise caution when using this product, as it contains acetaminophen, which is associated with the risk of severe liver damage. It is critical that patients do not exceed 4,000 mg of acetaminophen in a 24-hour period. Additionally, patients should avoid the concurrent use of other medications containing acetaminophen and limit alcohol consumption to fewer than three alcoholic drinks per day while using this product.

Before initiating treatment, patients with known liver disease are advised to consult a healthcare professional. Monitoring of liver function may be warranted in these patients to ensure safety and efficacy during the course of therapy.

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 depending on the specific substance involved in the overdose. Therefore, a thorough assessment and monitoring of the patient are essential.

Management of an overdose may include supportive care and symptomatic treatment, tailored to the individual’s clinical presentation. Continuous evaluation and appropriate interventions should be initiated as necessary to mitigate potential complications associated with the overdose.

Nonclinical Toxicology

There are no teratogenic effects observed in the nonclinical studies conducted. Additionally, no non-teratogenic effects have been reported. The available data does not indicate any findings related to animal pharmacology and toxicology.

Postmarketing Experience

Severe skin reactions have been reported in postmarketing experience with acetaminophen. Symptoms associated with these reactions may include skin reddening, blisters, and rash. In the event of a skin reaction, it is advised to discontinue use and seek medical assistance immediately.

Additionally, cases of overdose have been documented. In such instances, it is crucial to obtain medical help or contact a Poison Control Center promptly (1-800-222-1222). Quick medical attention is essential for both adults and children, even if no signs or symptoms are apparent.

Patient Counseling

Healthcare providers should advise patients to seek immediate medical assistance or contact a Poison Control Center at 1-800-222-1222 in the event of an overdose. It is crucial to emphasize that prompt medical attention is necessary for both adults and children, even if no signs or symptoms are apparent.

Patients should be instructed not to use this product in conjunction with any other medications that contain acetaminophen, whether prescription or nonprescription. If patients are uncertain about the presence of acetaminophen in their medications, they should be encouraged to consult with a doctor or pharmacist for clarification.

It is important to inform patients that they should not use this product if they have a history of allergic reactions to it or any of its ingredients. Additionally, patients should be advised to discontinue use and consult a doctor if their pain worsens or persists for more than 10 days, if their fever intensifies or lasts longer than 3 days, if they experience new symptoms, or if they notice any redness or swelling, as these may indicate a serious condition.

Patients with liver disease should be advised to consult a doctor before using this product. Furthermore, those taking the blood-thinning medication warfarin should be encouraged to seek guidance from a doctor or pharmacist prior to use.

Storage and Handling

The product is supplied in various package configurations, with specific NDC numbers available for identification. It is essential to store the product at a controlled temperature range of 20-25ºC (68-77ºF) to maintain its efficacy and stability. Proper storage conditions should be ensured to prevent exposure to extreme temperatures, which may compromise the product's integrity.

Additional Clinical Information

Patients should be advised to seek immediate medical assistance or contact a Poison Control Center (1-800-222-1222) in the event of an overdose. Prompt medical attention is crucial for both adults and children, even if no signs or symptoms are apparent.

No further information is available regarding laboratory tests, abuse potential, or the route, method, and frequency of administration. Additionally, there are no updates from postmarketing experience.

Drug Information (PDF)

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

View product document (PDF)