Daily treatments of Cialis and Zydena draw favorable market response

The daily therapies of Lilly’s Cialis and Dong-A Zydena have enjoyed robust sales ahead of imminent launching of 14 Viagra generics as the main patent for Viagra, the world’s bestselling anti-impotence pill, expires on May 17.

Last year, Lilly Korea sold 42.8 billion worth of Cialis including the daily treatment of 9.2 billion won, according to market researcher IMS Data. As a result, Cialis...