Sildenafil is not suitable for some people. https://www.giantrawsource.com/raw-steroid-powder/raws-powder-viagra-sildenafil-citrate.htmlTo make sure it's safe for you, speak to your doctor or pharmacist before taking sildenafil if you:
have ever had an allergic reaction to sildenafil or any other medicine
are taking medicines called nitrates for chest pain (angina)
have a serious heart or liver problem
have recently had a stroke, heart attack or a heart problem – your doctor should carefully check whether your heart can take the additional strain of having sex
have low blood pressure (hypotension)
have a rare inherited eye disease, such as retinitis pigmentosa
have sickle cell anaemia (an abnormality of red blood cells), leukaemia (cancer of blood cells) or multiple myeloma (cancer of bone marrow)
have a deformity of your penis or Peyronie's disease (curved penis)
have a stomach ulcer
have a bleeding problem like haemophilia
