Some foods and medicines can affect how desogestrel/ethinyl estradiol works. Tell your doctor if you are also using any of the following:Acetaminophen, aprepitant, ascorbic acid (vitamin C), atorvastatin, boceprevir, bosentan, clofibrate, cyclosporine, glipizide, morphine, prednisolone, rosuvastatin, St John's wort, temazepam, theophylline, tizanidine, tolbutamide, torsemideAnother birth control pillMedicine to lower cholesterol (including irbesartan, losartan, valsartan)Medicine to treat an infection (including fluconazole, griseofulvin, isoniazid, itraconazole, ketoconazole, rifabutin, rifampicin, rifampin, sulfamethoxazole, voriconazole)Medicine to treat HIV/AIDS (including amprenavir/ritonavir, atazanavir/ritonavir, boceprevir, darunavir/ritonavir, efavirenz, etravirine, fosamprenavir/ritonavir, indinavir, lopinavir/ritonavir, nelfinavir, nevirapine, ritonavir, telaprevir, tipranavir/ritonavir)Medicine to treat seizures (including carbamazepine, felbamate, lamotrigine, oxcarbazepine, phenobarbital, phenytoin, rufinamide, topiramate)NSAID arthritis or pain reliever medicine (including aspirin, diclofenac, ibuprofen, naproxen, piroxicam)Thyroid replacement medicine