8hr Arthritis Pain Relief

Description

The product is a combination of acetaminophen and diphenhydramine. Each tablet contains 500 mg of acetaminophen and 25 mg of diphenhydramine hydrochloride. The tablets are round, white, and film-coated. Inactive ingredients include corn starch, croscarmellose sodium, magnesium stearate, microcrystalline cellulose, polyethylene glycol, povidone, talc, titanium dioxide, and iron oxide (red and yellow).

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, this drug 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 before 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. 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 this formulation.

Warnings and Precautions

Severe liver damage may occur with the use of this product, which contains acetaminophen. Healthcare professionals should advise patients to adhere strictly to the recommended dosage, which is a maximum of 6 caplets in a 24-hour period. Caution is particularly warranted if patients are concurrently using other medications that contain acetaminophen or if they consume three or more alcoholic drinks daily while using this product.

Acetaminophen has been associated with severe skin reactions, which may manifest as skin reddening, blisters, or rash. In the event of any skin reaction, patients should be instructed to discontinue use immediately and seek medical assistance.

In cases of suspected overdose, it is imperative to obtain emergency medical help or contact a Poison Control Center (1-800-222-1222) without delay. Prompt medical attention is crucial for both adults and children, even if no signs or symptoms are immediately apparent.

Patients should be advised to stop taking the product and consult a healthcare provider if any of the following occur: worsening pain that persists beyond 10 days, a fever that worsens or lasts 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 with the use of acetaminophen if patients exceed the maximum daily dosage of 6 caplets within a 24-hour period, take other medications containing acetaminophen concurrently, or consume 3 or more alcoholic drinks daily while using this product.

Additionally, acetaminophen may cause severe skin reactions, which can manifest as skin reddening, blisters, or rash. In the event of a skin reaction, patients are advised to discontinue use immediately and seek medical assistance.

Patients should also be vigilant for other adverse reactions. They are instructed to stop use and consult a healthcare professional if pain worsens or persists beyond 10 days, if fever intensifies or lasts more than 3 days, if new symptoms arise, or if redness or swelling is observed, as these may indicate a serious condition.

It is recommended that patients with liver disease consult a doctor prior to using this product. Furthermore, individuals taking the blood-thinning medication warfarin should seek advice from a doctor or pharmacist before use.

Drug Interactions

Patients taking the anticoagulant warfarin should consult a healthcare professional prior to using this medication. The interaction between this drug and warfarin may necessitate careful monitoring of coagulation parameters to ensure therapeutic efficacy and minimize the risk of bleeding complications. Adjustments to the dosage of either medication may be required based on clinical judgment and patient response.

Packaging & NDC

Below are the non-prescription pack sizes of 8hr Arthritis Pain Relief (acetaminophen 650mg). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Pediatric Use

Pediatric patients under 18 years of age should consult a healthcare professional prior to use. It is important to assess the appropriateness of treatment and dosage for this population.

Geriatric Use

Elderly patients may not have specific information available regarding age considerations, dosage adjustments, safety concerns, or special precautions associated with the use of this medication. 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 therapeutic response, 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 weighed, as the effects on fetal outcomes and lactation are not fully established. It is essential for women of childbearing potential to seek medical advice to ensure the safety of both the mother and the developing fetus.

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 available prescribing information. There are no dosage adjustments, special monitoring requirements, or safety considerations outlined for individuals with reduced kidney function. Healthcare professionals should exercise caution and consider the lack of data when prescribing to this patient population.

Hepatic Impairment

Patients with hepatic impairment should be closely monitored when using this product, which contains acetaminophen. It is important to note that severe liver damage may occur if patients exceed the maximum daily dosage of 6 caplets within a 24-hour period. Additionally, patients should avoid concomitant use of other medications containing acetaminophen, as this can further increase the risk of liver injury.

Patients with compromised liver function are also advised to limit alcohol consumption. Specifically, the intake of 3 or more alcoholic drinks per day while using this product may significantly heighten the risk of liver damage. Therefore, careful consideration of liver function and adherence to recommended dosage guidelines is essential to minimize the potential for adverse effects in this population.

Overdosage

In cases of overdosage, significant health risks are associated with the consumption of this product beyond the recommended limits.

Risk of Severe Liver Damage Taking more than 6 caplets within a 24-hour period, which is the maximum daily dosage, can lead to severe liver damage. Healthcare professionals should be vigilant in assessing patients who may have exceeded this limit.

Additionally, the concomitant use of this product with other medications containing acetaminophen poses a further risk of severe liver damage. It is crucial for healthcare providers to inquire about all medications a patient is taking to prevent potential interactions that could exacerbate liver toxicity.

Alcohol Consumption Patients who consume 3 or more alcoholic drinks daily while using this product are also at an increased risk for severe liver damage. Healthcare professionals should advise patients on the dangers of alcohol consumption during treatment and consider this factor when evaluating a patient's overall risk profile.

Management Procedures In the event of suspected overdosage, immediate medical attention is warranted. Healthcare providers should initiate appropriate management protocols, which may include monitoring liver function tests and providing supportive care as necessary. It is essential to educate patients on the importance of adhering to recommended dosages and the potential consequences of overdosage.

Nonclinical Toxicology

No teratogenic or non-teratogenic effects have been reported in the available nonclinical studies. Additionally, there is no information regarding animal pharmacology and toxicology. The absence of data in these areas limits the understanding of the compound's potential effects in nonclinical settings.

Postmarketing Experience

Postmarketing experience has revealed that acetaminophen may cause severe skin reactions. Reported symptoms include skin reddening, blisters, and rash. In the event of a skin reaction, it is advised that the use of acetaminophen be discontinued immediately and medical assistance be sought.

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 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 drug that contains acetaminophen, whether prescription or nonprescription. If patients are uncertain about whether a drug contains acetaminophen, 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, 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 should also be advised to seek medical guidance before using this medication if they have liver disease. Additionally, those taking the blood-thinning medication warfarin should consult with a doctor or pharmacist prior to use to ensure safety and avoid potential interactions.

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

No further data are available.

Drug Information (PDF)

This file contains official product information for 8hr Arthritis Pain Relief, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)