Amitriptyline Bupropion Barbiturates Codeine Alprazolam Nabumetone Methadone Topiramate Tramadol Midazolam Desipramine Ketamine Diazepam Meperidine Cyclosporine Tizanidine Testosterone Amitriptyline Oxycodone Sildenafil Imipramine Imipramine Hydrocodone Indinavir Acetaminophen 2 C 9 Clomipramine Dex