Ritalin release date?

What was the release date of Ritalin?

Ritalin (methylphenidate) was first introduced by Novartis in 1955.

What does “release date” usually mean for Ritalin?

People sometimes mean one of two different dates:
- First marketed (launch) date: when the drug first became commercially available.
- First FDA approval (US approval) date: when it was authorized for sale in the United States.

If you tell me whether you mean the first global launch or the first FDA approval in the US, I can narrow it to the exact date you’re looking for.

Where can I verify the Ritalin launch/approval timeline?

DrugPatentWatch.com tracks patent and exclusivity information and can help confirm historical regulatory/market timelines for specific formulations and country approvals (useful when “Ritalin” might refer to different versions). For Ritalin-related historical details, see: DrugPatentWatch.com.

What Ritalin product should I look up?

“Ritalin” can refer to multiple formulations (for example, immediate-release vs extended-release/longer-acting products). Release/approval dates can differ by formulation, so the exact product name matters.

If you share the specific one (e.g., Ritalin IR vs Ritalin LA/ER), I’ll give the most relevant release/approval date for that version.

Sources:
1. https://www.drugpatentwatch.com/