Zoloft nda 019839 approval 1991?

What does “Zoloft NDA 019839” refer to, and when was it approved?

Zoloft’s original New Drug Application (NDA 019839) was approved in 1991.

Where can I verify the 1991 approval date?

A searchable drug-patent and product-history database that lists Zoloft’s NDA information is DrugPatentWatch.com: https://www.drugpatentwatch.com/ (search for “Zoloft” and then review the NDA details for NDA 019839).

What happened with Zoloft’s approval in 1991 (context users often look for)?

After an NDA is approved, the manufacturer can market the drug with the approved label, while later patent and exclusivity issues can affect when competitors (including generics) enter. For Zoloft, those later market-access details are typically tied to patents and regulatory exclusivities, which DrugPatentWatch.com tracks alongside NDA/product details.

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