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Famciclovir

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Overview

What is Famciclovir?

The active ingredient in famciclovir tablets is famciclovir, USP, an orally administered prodrug of the antiviral agent penciclovir. Chemically, famciclovir, USP is known as 2-[2-(2-amino-9-purin-9-yl)ethyl]-1,3-propanediol diacetate. Its molecular formula is CHNO; its molecular weight is 321.3. It is a synthetic acyclic guanine derivative and has the following structure

Famciclovir, USP

P

P

Famciclovir tablets contain 125 mg, 250 mg or 500 mg of famciclovir, USP, together with the following inactive ingredients: hydroxypropyl cellulose, lactose monohydrate, magnesium stearate and sodium starch glycolate. The tablets are coated with opadry white which contains hypromellose, polyethylene glycol, polysorbate 80 and titanium dioxide.



What does Famciclovir look like?



What are the available doses of Famciclovir?

Tablets: 125 mg, 250 mg, 500 mg ()

What should I talk to my health care provider before I take Famciclovir?

Nursing mothers: Famciclovir should not be used in nursing mothers unless the potential benefits outweigh the potential risks associated with treatment. ()

How should I use Famciclovir?

Herpes labialis (cold sores):

Genital herpes:

Recurrent episodes:

Suppressive therapy:

Famciclovir tablets may be taken with or without food.


What interacts with Famciclovir?

Sorry No Records found


What are the warnings of Famciclovir?

Sorry No Records found


What are the precautions of Famciclovir?

Sorry No Records found


What are the side effects of Famciclovir?

Sorry No records found


What should I look out for while using Famciclovir?

Famciclovir tablets are contraindicated in patients with known hypersensitivity to the product, its components, or penciclovir cream.


What might happen if I take too much Famciclovir?

Appropriate symptomatic and supportive therapy should be given. Penciclovir is removed by hemodialysis.


How should I store and handle Famciclovir?

Store at 20° to 25°C (68° to 77°F); excursions permitted to 15° to 30°C (59° to 86°F) [See USP Controlled Room Temperature]. Protect from light and moisture. FOR YOUR PROTECTION:Store at 20° to 25°C (68° to 77°F); excursions permitted to 15° to 30°C (59° to 86°F) [See USP Controlled Room Temperature]. Protect from light and moisture. FOR YOUR PROTECTION: •Famciclovir Tablets 500 mg: Off white, oval, film coated, biconvex tablets, debossed with 'I' on one side and  '48' on the other side. They are available as follows


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Clinical Information

Chemical Structure

No Image found
Clinical Pharmacology

Famciclovir is an orally administered prodrug of the antiviral agent penciclovir

Non-Clinical Toxicology
Famciclovir tablets are contraindicated in patients with known hypersensitivity to the product, its components, or penciclovir cream.

Cyclobenzaprine HCl may have life-threatening interactions with MAO inhibitors. (See .) Postmarketing cases of serotonin syndrome have been reported during combined use of Cyclobenzaprine Hydrochloride and other drugs, such as SSRIs, SNRIs, TCAs, tramadol, bupropion, meperidine, verapamil, or MAO inhibitors. If concomitant treatment with Cyclobenzaprine Hydrochloride and other serotonergic drugs is clinically warranted, careful observation is advised, particularly during treatment initiation or dose increases (see ).

Cyclobenzaprine HCl may enhance the effects of alcohol, barbiturates, and other CNS depressants.

Tricyclic antidepressants may block the antihypertensive action of guanethidine and similarly acting compounds.

Tricyclic antidepressants may enhance the seizure risk in patients taking tramadol. 

† ULTRAM (tramadol hydrochloride tablets, Ortho-McNeil Pharmaceutical)

† ULTRACET (tramadol hydrochloride and acetaminophen tablets, Ortho-McNeil Pharmaceutical)

Acute renal failure:

[see , ].

Acute renal failure is discussed in greater detail in other sections of the label

The most common adverse events reported in at least 1 indication by >10% of adult patients treated with famciclovir are headache and nausea.

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Reference

This information is obtained from the National Institute of Health's Standard Packaging Label drug database.
"https://dailymed.nlm.nih.gov/dailymed/"

While we update our database periodically, we cannot guarantee it is always updated to the latest version.

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Professional

Clonazepam Description Each single-scored tablet, for oral administration, contains 0.5 mg, 1 mg, or 2 mg Clonazepam, USP, a benzodiazepine. Each tablet also contains corn starch, lactose monohydrate, magnesium stearate, microcrystalline cellulose, and povidone. Clonazepam tablets USP 0.5 mg contain Yellow D&C No. 10 Aluminum Lake. Clonazepam tablets USP 1 mg contain Yellow D&C No. 10 Aluminum Lake, as well as FD&C Blue No. 1 Aluminum Lake. Chemically, Clonazepam, USP is 5-(o-chlorophenyl)-1,3-dihydro-7-nitro-2H-1,4-benzodiazepin-2-one. It is a light yellow crystalline powder. It has the following structural formula: C15H10ClN3O3 M.W. 315.72
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Tips

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Interactions

Interactions

A total of 440 drugs (1549 brand and generic names) are known to interact with Imbruvica (ibrutinib). 228 major drug interactions (854 brand and generic names) 210 moderate drug interactions (691 brand and generic names) 2 minor drug interactions (4 brand and generic names) Show all medications in the database that may interact with Imbruvica (ibrutinib).