Famciclovir Alternatives Compared
Famciclovir | Valacyclovir | Valtrex |
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Famciclovir | Valacyclovir | Valtrex (valacyclovir) |
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Prescription only
Prescribed for Cold Sores, Herpes Zoster, Herpes Simplex - Suppression, Herpes Simplex - Mucocutaneous/Immunocompetent Host, Herpes Simplex - Mucocutaneous/Immunocompromised Host. famciclovir may... View more |
Prescription only
Valacyclovir is an antiviral prodrug that is rapidly converted into acyclovir in the body. It should be started at the first sign of genital herpes or cold sore symptoms but is not a cure for these... View more |
Prescription only
Prescribed for Cold Sores, Herpes Simplex - Suppression, Herpes Simplex - Mucocutaneous/Immunocompetent Host, Herpes Simplex - Mucocutaneous/Immunocompromised Host, Herpes Zoster, Ramsay Hunt... View more |
Related suggestions Cold Sores (Herpes Simplex Labialis)
Herpes Zoster
Herpes Simplex, Mucocutaneous/Immunocompetent Host
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More about Famciclovir | More about Valacyclovir | More about Valtrex (valacyclovir) | ||||||||||||||||||||||||
Generic Status | ||||||||||||||||||||||||||
Ratings & Reviews | ||||||||||||||||||||||||||
Famciclovir has an average rating of 8.0 out of 10 from a total of 68 ratings on Drugs.com. 75% of reviewers reported a positive effect, while 11% reported a negative effect. |
Valacyclovir has an average rating of 8.4 out of 10 from a total of 487 ratings on Drugs.com. 81% of reviewers reported a positive effect, while 12% reported a negative effect. |
Valtrex has an average rating of 8.7 out of 10 from a total of 302 ratings on Drugs.com. 83% of reviewers reported a positive effect, while 10% reported a negative effect. |
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Drug Class | ||||||||||||||||||||||||||
Side Effects | ||||||||||||||||||||||||||
See also: famciclovir side effects in more detail. |
See also: valacyclovir side effects in more detail. |
See also: Valtrex side effects in more detail. |
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Pricing and Coupons * Prices are without insurance | ||||||||||||||||||||||||||
View all famciclovir prices |
View all valacyclovir prices |
View all Valtrex prices and generic prices |
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Dosage Form(s) Available | ||||||||||||||||||||||||||
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Brand Names | ||||||||||||||||||||||||||
N/A |
Valtrex |
N/A |
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Half Life The half-life of a drug is the time taken for the plasma concentration of a drug to reduce to half its original value. | ||||||||||||||||||||||||||
2.3 hours |
3.1 hours |
3.1 hours |
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CSA Schedule ** View glossary of terms | ||||||||||||||||||||||||||
Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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Pregnancy Category | ||||||||||||||||||||||||||
Category B
No proven risk in humans
See the full pregnancy warnings document. |
Category B
No proven risk in humans
See the full pregnancy warnings document. |
Category B
No proven risk in humans
See the full pregnancy warnings document. |
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Drug Interactions | ||||||||||||||||||||||||||
A total of 8 drugs are known to interact with famciclovir:
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A total of 66 drugs are known to interact with valacyclovir:
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A total of 66 drugs are known to interact with Valtrex:
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Alcohol/Food/Lifestyle Interactions | ||||||||||||||||||||||||||
No known alcohol/food interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider. |
No known alcohol/food interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider. |
No known alcohol/food interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider. |
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Disease Interactions | ||||||||||||||||||||||||||
First Approval Date | ||||||||||||||||||||||||||
June 29, 1994 |
June 23, 1995 |
June 23, 1995 |
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WADA Class View World Anti-Doping Agency classifications. | ||||||||||||||||||||||||||
N/A |
N/A |
N/A |
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More Information | ||||||||||||||||||||||||||
Patient resources | ||||||||||||||||||||||||||
Professional Resources | ||||||||||||||||||||||||||
Related Treatment Guide | ||||||||||||||||||||||||||
** The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.