How long has Loestrin been on the market? As well as the generic, microgestin?

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1 Dec 2009

Loestrin FE 1/20 (and 1.5/30) was approved on April 30, 1973.

Loestrin 24 FE was approved on February 17.2006.

Loestrin 21 1/20 was approved on October 1, 1976.

Loestrin 21 1.5/30 was approved on October 1, 1976.

All types of Microgestin was approved on February 5, 2001.

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