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Pharbetol

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Active ingredient
Acetaminophen 325 mg
Other brand names
Dosage form
Tablet
Route
Oral
Prescription status
OTC (over the counter)
Marketed in the U.S.
Since 2007
Label revision date
December 24, 2025
Active ingredient
Acetaminophen 325 mg
Other brand names
Dosage form
Tablet
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Marketed in the U.S.
Since 2007
Label revision date
December 24, 2025
Manufacturer
Pharbest Pharmaceuticals, Inc.
Registration number
M013
NDC root
16103-353

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Drug Overview

PHARBEST is a regular strength pain reliever and fever reducer that contains 325 mg of acetaminophen (a common medication used to alleviate pain and reduce fever) in each tablet. It is designed to temporarily relieve minor aches and pains associated with various conditions, including the common cold, headaches, backaches, arthritis, toothaches, muscular aches, and menstrual cramps. Additionally, PHARBEST helps to lower fever, making it a versatile option for managing discomfort and illness.

This product is manufactured in the USA and is suitable for households without young children, providing a large supply of 1000 tablets for your convenience.

Uses

You can use this medication to temporarily relieve minor aches and pains caused by various conditions, including the common cold, headaches, backaches, and toothaches. It is also effective for easing muscular aches, minor arthritis pain, and menstrual cramps. Additionally, this medication can help reduce fever.

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

Dosage and Administration

If you are an adult or a child aged 12 years and older, you should take 2 tablets every 4 to 6 hours as needed while you have symptoms. However, make sure not to exceed 10 tablets in a 24-hour period unless your doctor advises otherwise. Additionally, you should not use this medication for more than 10 days unless directed by your doctor.

For children aged 6 to under 12 years, the recommended dosage is 1 tablet every 4 to 6 hours while symptoms persist. It's important to limit their intake to no more than 5 tablets in a 24-hour period and to avoid using it for more than 5 days unless a doctor gives specific instructions.

If your child is under 6 years old, please consult a doctor for guidance on appropriate treatment.

What to Avoid

It's important to be cautious when using this medication. You should not take it if you are allergic to acetaminophen or any of the inactive ingredients in the product. Additionally, avoid using 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, please consult your doctor or pharmacist for guidance. Taking these precautions can help ensure your safety and well-being.

Side Effects

You should be aware that taking too much acetaminophen can lead to severe liver damage. For adults, this risk increases if you take more than 4,000 mg in a 24-hour period, consume three or more alcoholic drinks daily while using the product, or combine it with other medications containing acetaminophen. For children, taking more than five doses in 24 hours is also risky.

Additionally, acetaminophen can cause serious allergic reactions, including severe skin reactions that may present as skin reddening, blisters, or rashes. If you experience worsening pain, fever lasting more than three days, or new symptoms, it’s important to stop using the product and consult a doctor. Always check with a healthcare professional if you have liver disease or are taking blood thinners like warfarin before using acetaminophen.

Warnings and Precautions

This product contains acetaminophen, which can lead to severe liver damage if you exceed the maximum daily dose of 4,000 mg (10 tablets) for adults or 1,625 mg (5 tablets) for children. Be cautious if you consume three or more alcoholic drinks daily while using this product, as it increases the risk of liver issues. Additionally, acetaminophen may cause serious skin reactions, such as redness, blisters, or rashes. If you experience any skin reactions, 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, contact a Poison Control Center or seek emergency medical assistance right away. You should also stop taking the medication and call your doctor if your pain worsens or lasts longer than 10 days for adults or 5 days for children under 12, if fever persists for more than 3 days, or if you notice any new symptoms, redness, or swelling, as these may indicate a serious condition.

Overdose

If you suspect an overdose, it’s crucial to seek medical help immediately or contact a Poison Control Center at 1-800-222-1222. An overdose can lead to serious health issues, including severe liver damage, especially if an adult consumes more than 4,000 mg of acetaminophen in a single day.

Be aware of the signs of an overdose, which may include nausea, vomiting, loss of appetite, confusion, or jaundice (yellowing of the skin or eyes). If you notice any of these symptoms or have taken more than the recommended dose, don’t hesitate to get help right away. 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 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

When giving medication to children, it's important to follow specific guidelines to ensure their safety. For children under 6 years old, you should consult a doctor before use. If your child is between 6 and 12 years old, they should not take more than 5 tablets (1,625 mg) in a 24-hour period. For children under 12, the maximum daily limit is 10 tablets, but only if directed by a doctor.

Additionally, you should not use this medication for more than 5 days in children under 12 unless advised by a healthcare professional. If your child's pain worsens or lasts more than 5 days, or if their fever gets worse or lasts more than 3 days, it's essential to consult a doctor. Always prioritize your child's health and safety by following these recommendations.

Geriatric Use

While there is no specific information available about the use of this medication in older adults, it’s important to approach any new treatment with caution. If you or a loved one is an older adult, it’s wise to discuss any potential risks or benefits with your healthcare provider. They can help determine the best course of action based on individual health needs and any other medications being taken.

Always keep in mind that older adults may have different responses to medications, so regular check-ins with your doctor can ensure safety and effectiveness.

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 should be used if you have renal impairment (kidney issues).

Always consult your healthcare provider for personalized advice and to ensure that any medication you take is safe and appropriate for your health situation. They can help you understand how to manage your treatment effectively while considering your kidney health.

Hepatic Impairment

If you have liver disease, it's important to consult your doctor before using this medication. Taking more than 4,000 mg of acetaminophen in a 24-hour period can lead to severe liver damage. Additionally, consuming three or more alcoholic drinks daily while using this product can also result in serious liver harm. Always prioritize your liver health and follow your healthcare provider's guidance.

Drug Interactions

It's important to have open conversations with your healthcare provider about any medications or tests you may be taking. Currently, there are no specific drug interactions or laboratory test interactions noted for this medication. However, every individual’s health situation is unique, and your provider can help ensure that your treatment plan is safe and effective for you. Always feel free to ask questions and share all the medications and supplements you are using to avoid any potential issues.

Storage and Handling

To ensure the safety and effectiveness of your product, always check that the safety seal under the cap is intact before use. If the seal is broken or missing, do not use the product.

For proper storage, keep the product in a cool, dry place at a temperature between 20-25°C (68-77°F). This helps maintain its quality and effectiveness. Following these guidelines will help you use the product safely and effectively.

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 this medication to ensure it's safe for you and your baby.

FAQ

What is PHARBEST?

PHARBEST is a regular strength pain reliever and fever reducer that contains 325 mg of acetaminophen per tablet.

What conditions does PHARBEST temporarily relieve?

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

What is the maximum dosage for adults?

Adults should take 2 tablets every 4 to 6 hours while symptoms last, with a maximum of 10 tablets in 24 hours unless directed by a doctor.

What is the maximum dosage for children aged 6 to under 12 years?

Children aged 6 to under 12 years should take 1 tablet every 4 to 6 hours while symptoms last, with a maximum of 5 tablets in 24 hours.

What should I do if I have liver disease?

If you have liver disease, ask a doctor before using PHARBEST.

Can I use PHARBEST if I am pregnant or breastfeeding?

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

What are the allergy alerts for PHARBEST?

PHARBEST may cause severe skin reactions, including skin reddening, blisters, and rash. If a skin reaction occurs, stop use and seek medical help immediately.

What should I do in case of overdose?

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

What should I avoid while taking PHARBEST?

Do not use PHARBEST with any other drug containing acetaminophen, and avoid using it if you are allergic to acetaminophen or any inactive ingredients in the product.

Packaging Info

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

Packaging configurations for Pharbetol.
Details

Drug Information (PDF)

This file contains official product information for Pharbetol, 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 minor aches and pains associated with the common cold, headache, backache, minor pain of arthritis, toothache, muscular aches, 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 older are advised to take 2 tablets every 4 to 6 hours as needed while symptoms persist. The maximum dosage should not exceed 10 tablets within a 24-hour period unless otherwise directed by a healthcare professional. Additionally, the use of this medication should not extend beyond 10 days unless specifically instructed by a doctor.

For children aged 6 to under 12 years, the recommended dosage is 1 tablet every 4 to 6 hours while symptoms last. The total daily intake should not surpass 5 tablets, and the duration of use should not exceed 5 days unless directed by a healthcare provider.

For children under 6 years of age, it is recommended to consult a doctor before administration.

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

This product contains acetaminophen, which poses significant risks if not used according to the specified guidelines. The maximum daily dosage for adults is limited to 10 tablets (3,250 mg) within a 24-hour period, while for children, the maximum is 5 tablets (1,625 mg) in the same timeframe. Severe liver damage may occur under the following circumstances:

  • An adult consumes more than 4,000 mg of acetaminophen in 24 hours.

  • A child exceeds 5 doses in 24 hours, which is the maximum allowable amount.

  • The product is taken concurrently with other medications containing acetaminophen.

  • An adult consumes 3 or more alcoholic beverages daily while using this product.

Healthcare professionals should be vigilant regarding potential allergic reactions associated with acetaminophen. Severe skin reactions may manifest as skin reddening, blisters, or rash. Should any of these symptoms occur, it is imperative to discontinue use immediately and seek medical assistance.

General precautions should be observed prior to use. Patients with liver disease should consult a physician before using this product. Additionally, individuals taking the anticoagulant warfarin should seek advice from a healthcare provider or pharmacist before use.

In the event of an overdose, immediate medical attention is required. Patients or caregivers should contact a Poison Control Center at 1-800-222-1222 without delay.

Patients should also be advised to discontinue use and consult a physician if any of the following occur:

  • Pain worsens or persists for more than 10 days in adults.

  • Pain worsens or lasts more than 5 days in children under 12 years.

  • Fever worsens or lasts more than 3 days.

  • New symptoms develop.

  • Redness or swelling is observed.

These symptoms may indicate a serious underlying condition that necessitates further evaluation.

Side Effects

Severe liver damage may occur in patients who exceed the recommended dosage of acetaminophen. Specifically, adults should not take more than 4,000 mg in a 24-hour period, while children should not exceed 5 doses within the same timeframe, which constitutes the maximum daily amount. The risk of liver damage is further heightened if acetaminophen is taken in conjunction with other medications containing acetaminophen or if an adult consumes three or more alcoholic drinks daily while using this product.

Patients should be aware of the potential for severe skin reactions associated with acetaminophen use. Symptoms indicative of such reactions may include skin reddening, blisters, and rash. Individuals with a known allergy to acetaminophen or any of the inactive ingredients in the product should refrain from its use.

Prior to using this medication, patients with liver disease should consult a healthcare professional. Additionally, those taking the blood-thinning medication warfarin are advised to seek guidance from a doctor or pharmacist before use.

Patients are instructed to discontinue use and consult a healthcare provider if any of the following occur: pain worsens or persists for more than 10 days in adults, pain lasts more than 5 days in children under 12 years, fever worsens or lasts more than 3 days, new symptoms arise, or if redness or swelling is observed. These symptoms may indicate a serious underlying condition that requires medical attention.

Drug Interactions

There are currently no documented drug interactions associated with this medication. Additionally, there are no known 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 Pharbetol (acetaminophen). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Pharbetol.
Details

Pediatric Use

Pediatric patients may use this medication with specific dosing considerations. The maximum daily dose for children is 5 tablets (1,625 mg) within a 24-hour period. For children under 6 years of age, it is advised to consult a doctor before use.

Children aged 6 to under 12 years should not exceed 5 tablets in 24 hours. Additionally, children under 12 years should not take more than 10 tablets in 24 hours unless directed by a healthcare professional.

It is important to note that the medication should not be used for more than 5 days in children under 12 years unless directed by a doctor. If pain worsens or persists for more than 5 days, or if fever worsens or lasts more than 3 days, a consultation with a healthcare provider is recommended.

Geriatric Use

Elderly patients may not have specific information regarding the use of this medication, including dosage adjustments, safety concerns, or special precautions. Therefore, healthcare providers should exercise caution when prescribing this medication to geriatric patients. It is advisable to monitor these patients closely for any 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 safe use during pregnancy and lactation.

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 individuals 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 product. It is important to note that severe liver damage may occur if an adult exceeds a dosage of 4,000 mg of acetaminophen within a 24-hour period. Additionally, patients with compromised liver function who consume three or more alcoholic drinks daily while using this product are at an increased risk for severe liver damage. Therefore, careful consideration and monitoring of liver function are advised in this population to prevent potential adverse effects.

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 action is crucial to mitigate potential health risks associated with overdosage.

Potential Symptoms and Risks One of the significant risks associated with acetaminophen overdose is severe liver damage. This risk is particularly pronounced in adults who consume more than 4,000 mg of acetaminophen within a 24-hour period. Healthcare professionals should be vigilant in monitoring for signs of liver impairment in patients presenting with overdose symptoms.

Management Procedures Upon recognition of an overdose, healthcare providers should initiate appropriate management protocols. This may include supportive care and the administration of N-acetylcysteine (NAC) as an antidote, depending on the timing and severity of the overdose. Continuous assessment of liver function and overall patient status is essential in guiding further treatment decisions.

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 limits the assessment of potential risks associated with the use of the compound in these contexts.

Postmarketing Experience

Postmarketing experience has identified that acetaminophen may be associated with severe skin reactions. Reports indicate that symptoms can include skin reddening, blisters, and rash. In the event of a skin reaction, it is advised to discontinue use and seek medical assistance immediately.

Patient Counseling

Healthcare providers should advise patients to keep this medication out of the reach of children to prevent accidental ingestion. It is important to inform patients 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 other medications, they should be encouraged to consult with a doctor or pharmacist.

Patients should be cautioned against using this product if they have a known allergy to acetaminophen or any of the inactive ingredients contained in the formulation. Healthcare providers should instruct patients to discontinue use and seek medical advice if their pain worsens or persists for more than 10 days in adults, or for more than 5 days in children under 12 years of age. Additionally, patients should be advised to stop use and consult a doctor if their fever worsens or lasts more than 3 days, if new symptoms arise, or if they notice any redness or swelling, as these may indicate a serious condition.

It is also essential for healthcare providers to recommend that patients consult a doctor before using this medication if they have liver disease. Furthermore, patients taking the blood-thinning medication warfarin should be advised to seek guidance from a doctor or pharmacist prior to using this product.

Storage and Handling

The product is supplied in a configuration that ensures tamper evidence; it should not be used if the imprinted safety seal under the cap is broken or missing.

For optimal storage, the product must be maintained at a temperature range of 20-25°C (68-77°F). Proper handling and storage conditions are essential to ensure the integrity and efficacy 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. No further information is available regarding laboratory tests, abuse potential, or postmarketing experiences.

Drug Information (PDF)

This file contains official product information for Pharbetol, 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 Pharbetol, 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.