To investigate the therapeutic efficacy of traditional Chinese medicine Reduqing (RDQ) against human cytomegalovirus (HCMV) in clinical and its antiviral activity in vitro. Methods: In clinical practice, HCMV antibody was detected to determine if the case was activity infected with HCMV. Fourteen patients were found and treated with RDQ. The drug was orally administered one dose, three times a day, for 18-30 days as one therapeutic course. And the efficacy was evaluated by ELISA, PCR and other methods. The ...