Counterfeit Drugs, A New Concern for Patients Counterfeit Avastin (images from FDA) Counterfeit vials were sold and distributed to more than a dozen offices and medical treatment facilities in the U.S. This event, which seems to have affected a small number of patients and practices, should sound a big alarm. Related Post navigation Previous: Oh, No Methotrexate!Next: What We’re Talking About When We’re Talking About Cancer