The active substance in Polyphenon E Ointment is a green tea extract containing catechin — an antioxidant. A company called MediGene developed this drug to treat various skin tumors.

This study looks at the effect of Polyphenon E on the common sexually transmitted disease caused by Condylomata acuminata — venereal warts. Continue reading Polyphenon E Ointment treats external genital warts →