Hwail, succeeded in production of oseltamivir.

A growing number of domestic pharmaceutical companies have succeeded in the production of oseltamivir, a main ingredient of Tamiflu, an anti-bird flu drug, including Hwail pharmaceutical Inc.

Hwail announced on Nov. 5 that the company had produced a bulk of oseltamivir phosphate after the success of its synthesis starting from shikimic acid but via a different process from the already disclo...