Eli Lilly, Sanofi-Aventis partner to market Cialis

BRDIGEWATER, N.J. Sanofi-Aventis has agreed to help Eli Lilly market its impotency drug Cialis, according to CNN. Financial terms were not disclosed.

Lilly gained full rights to the medicine at the beginning of 2007, when it bought the drug from ICOS for $2.3 billion.

Cialis had worldwide sales of $1.1 billion in 2007, compared with its main competitor Pfizer’s Viagra, which saw sales of $1.76 billion.