1. Siv ceev faj: (1) Cov neeg mob uas paub tias muaj kev kub siab rau sildenafil. (2) Cov neeg mob nrog anatomical deformation ntawm noov (xws li, angulation, cavernosal fibrosis, Peyronie's kab mob). (3) Cov neeg mob los ntshav los yog mob plab peptic ulcers. (4) Cov neeg mob uas muaj kab mob plawv (xws li plawv arrhythmia, hypotension, sab laug ventricular outflow obstruction, myocardial infarction, mob plawv tsis ua hauj lwm, tsis tswj ntshav siab, los yog tsis ruaj tsis khov angina). (5) Cov neeg mob uas muaj kab mob siab lossis txo cov ntshav siab. (6) Cov neeg mob uas muaj kev pheej hmoo ntawm priapism (ntev erection), xws li cov neeg mob ntshav qab zib, mob leukemia, ntau yam myeloma, polycythemia, lossis keeb kwm ntawm priapism. (7) Cov neeg mob uas muaj teeb meem retinal (xws li retinitis pigmentosa). (8) Cov neeg mob lub raum tsis zoo, tshwj xeeb tshaj yog cov neeg muaj qhov kawg - kab mob raum uas yuav tsum tau lim ntshav. (9) Cov neeg mob congenital los yog kis tau QT ncua ncua sij hawm.
2. Siv rau hauv Cov Neeg Laus: Thaum cov tshuaj no yog siv rau qhov ncauj rau kev kho mob erectile kawg, cov neeg mob uas muaj hnub nyoog txog 70 xyoo feem ntau zam ib koob tshuaj ntawm 10 mg (los yog 20 mg) zoo thiab ua kom pom kev kho tau zoo; Txawm li cas los xij, kev tshawb fawb qhia tias thaj chaw hauv qab qhov nkhaus (AUC) hauv cov txiv neej laus hnub nyoog 65 xyoo thiab laus dua yog 52% siab dua li cov kev kawm ib txwm muaj. Yog li, cov tshuaj no yuav tsum tau siv nrog ceev faj hauv cov neeg mob laus.
3. Siv thaum cev xeeb tub: US Food and Drug Administration (FDA) tau muab cov tshuaj no rau Kev Nyab Xeeb Kev Nyab Xeeb Ceg B.
4. Siv Lub Sijhawm Lactation: Tam sim no tsis paub meej tias cov tshuaj no puas tawm hauv cov kua mis.