When did valtrex come out?

When did Valtrex (valacyclovir) first come out?

Valtrex (valacyclovir) was first approved and marketed in the United States in 1995.[1]

Was there an earlier version of the same medicine before Valtrex?

Valtrex is a brand of valacyclovir, which is related to older antiviral herpes medicines, but Valtrex as a branded product came out in 1995 in the U.S.[1]

What should you know about “come out” dates (approval vs. launch)?

People sometimes mean different milestones (for example, first approval vs. widespread launch). For Valtrex, the widely cited “came out” timing refers to its initial approval in 1995 in the U.S.[1]

Source

[1] https://www.drugpatentwatch.com/p/valtrex/