Fierce competition to be seen for erectile dysfunction drugs

With Korea’s third erectile dysfunction drug emerging in the market in October, other local companies are hoping U.S.-based Pfizer proves powerless to resist the stiffer competition as its Viagra patent is due to expire in next May.

JW Pharmaceutical unveiled the locally developed Zepeed two months ago, following in the footsteps of Zydena from Dong-A Pharmaceutical and Mvix from SK Chemical...