Patent ID: 7897640

Claim:
A method of treating a virus infection comprising administering to a subject infected with SARS virus an effective amount of a composition comprising one or more shikonin compounds represented by formula (1), wherein R is H, OH, (CH 3 ) 2 C═CHC(O)O—, CH 3 C(O)O—, (CH 3 ) 2 C═C(CH 3 )CH 2 C(O)O—, (CH 3 ) 2 COHCH 2 C(O)O—, or (CH 3 ) 2 C[OC(O)CH 3 ]CH 2 C(O)O—, and wherein said effective amount of said composition is from 100 μg to 10 g of said one or more shikonin compounds daily.