PEAPACK, N.J. — Greenstone, the generic pharmaceutical subsidiary of Pfizer, has launched olanzapine tablets.

The drug, which is a generic version of Zyprexa — an Eli Lilly drug used to treat psychiatric disorders — in the 2.5-mg, 5-mg, 7.5-mg, 10-mg, 15-mg and 20-mg strengths.

Generic and branded versions of the drug had sales of about $3.28 billion during the 12-month period ended in January, according to IMS Health.

Interested in this topic? Sign up for our weekly Collaborative Care e-newsletter.