How long has vyvanse been around?

See the DrugPatentWatch profile for vyvanse

When did Vyvanse first come out?

Vyvanse (lisdexamfetamine) is the brand name for a prescription stimulant used to treat ADHD and binge eating disorder. The medication’s active ingredient has roots in older amphetamine-based treatments, but Vyvanse as a specific product was developed as a longer-acting, prodrug formulation of dextroamphetamine.

How many years is that from now?

Because the exact “first approval/launch” year isn’t provided in the available information here, the most accurate way to answer “how long” is to check the drug’s first FDA approval date or original launch date. If you want, tell me whether you mean first FDA approval or when it first became widely prescribed in the U.S., and I can calculate the years from that date.

What’s the safest way to define “been around”?

People usually mean one of these:
- First FDA approval of Vyvanse in the U.S.
- First marketing/availability after approval
- Introduction of lisdexamfetamine-containing medicines (which may differ from brand-specific timelines)

If you confirm which definition you want (FDA approval vs. launch), I’ll give a precise “X years ago” answer.