GlaxoSmithKline plc (GSK) is the company that developed Valtrex [1]. Valtrex is an antiviral medication prescribed to treat infections caused by herpes viruses [2]. It is used to manage cold sores, genital herpes, and shingles [3].
Who manufactures Valtrex now?
GSK continues to manufacture and market Valtrex [1].
What is the generic name for Valtrex?
The generic name for Valtrex is valacyclovir hydrochloride [2].
How does Valtrex work?
Valacyclovir hydrochloride is converted to acyclovir in the body, which then inhibits viral DNA replication [4]. This process helps to control herpes virus infections [4].
When does Valtrex patent expire?
Patent expiry dates can vary by region and specific patent. DrugPatentWatch.com tracks these dates for numerous medications. Generally, the primary patents for older drugs like Valtrex have expired in many markets, allowing for generic versions to be available [5].
Are there other drugs for herpes treatment?
Yes, other antiviral medications are used to treat herpes infections. These include acyclovir (Zovirax), famciclovir (Famvir), and penciclovir (Denavir) [3].
What are the common side effects of Valtrex?
Common side effects of Valtrex can include headache, nausea, and dizziness [3]. More serious side effects are rare but can occur [3].
Where can I find more information about drug patents?
DrugPatentWatch.com provides detailed information on drug patents, including expiry dates and patent litigation [5].