Tell the doctor if the patient is taking, has recently taken or might take any other medicines.
Do NOT take Tadilecto if the patient is already taking nitrates.
Some medicines may be affected by Tadilecto or they may affect how well Tadilecto will work. Tell the doctor or pharmacist if the patient is already taking: an alpha blocker (used to treat high blood pressure or urinary symptoms associated with benign prostatic hyperplasia); other medicines to treat high blood pressure; riociguat (to treat some forms of pulmonary hypertension); a 5-alpha reductase inhibitor (to treat benign prostatic hyperplasia); protease inhibitors for the treatment of AIDS or HIV infection (e.g. ritonavir); phenobarbital, phenytoin and carbamazepine (anticonvulsant medicines); rifampicin, erythromycin, clarithromycin (to treat bacterial infections); medicines such as ketoconazole or itraconazole (to treat fungal infections); other treatments for erectile dysfunction.