My Father Is Taking A Whole List Of Medications. I

my father is taking a whole list of medications. I have checked for drug interactions and have found six interactions with his meds. can you tell me the correct times that he should take these meds to decrease the risk of interaction? Alfuzosin 10mg. once a day, Doxazosin Mesylate 4 mg. once a day, Diltiazem Hydrachloride 240 twice a day, fenofibrate 145 mg. once a day at bedtime, dutasteride 0.5 mg. once a day, omeprazole 40mg. once a day, valsartan 320 mg. once a day, spironolactone 25 mg. once a day and glimepiride 1 mg. once a day.