), ▁anti hy pert ensive ▁medic ations ▁( ang iot ens in ▁converting ▁en zym e ▁[ ACE ] ▁in hib itors , ▁An gi ot ens in ▁II ▁re ceptor ▁ant agon ist ), ▁ch ol ester ol - low ering ▁agents ▁( nia cin , ▁f ibr ates ), ▁ ▁ne uro ps ych iat ric ▁medic ations ▁( ch olin ester ase ▁in hib itors ▁[ done pe zil , ▁riv ast ig mine ]), ▁SS R Is ▁( flu ox et ine , ▁ser tr al ine ), ▁ser ot on in - n ore pine phr ine - re upt ake ▁in hib itors ▁( ven la f ax ine , ▁d ul ox et ine ), ▁Park inson ▁dru gs ▁( D op am ine ▁ag on ist , ▁mon o am ine ▁ox id ase ▁[ MA O ] - B ▁in hib itors ), ▁cort ic ost ero ids , ▁est rog ens , ▁dig ox in , ▁iron , ▁and ▁op io ids . ▁ ▁Hel ic ob acter ▁p yl ori ▁in fection ▁ ▁The ▁role ▁of ▁Hel ic ob acter ▁p yl ori ▁in ▁functional ▁d ys pe ps ia ▁is ▁controvers ial , ▁and ▁no ▁clear ▁caus al ▁relationship ▁has ▁been ▁established . ▁This ▁is ▁true ▁for ▁both ▁the ▁sympt om ▁profile ▁and ▁path oph ys i ology ▁of ▁functional ▁d ys pe ps ia . ▁Although ▁some ▁ep ide mi olog ic ▁studies ▁have ▁suggested ▁an ▁association ▁between ▁H .