Below are the diseases and states when Viagra is not to be taken (you should contact your doctor before use)
• coronary heart disease
• the use of drugs from the family “nitrates” (e.g. Nitroglycerin)
• low and high blood pressure
• are allergic to sildenafil or any other component of the tablet
• severe liver damage and kidney
• stomach ulcers
• eye disease – retinitis pigmentosa
• traveled stroke or myocardial infarction
• retinal degeneration
• caution in patients with physical penis defects
• caution in patients predisposed to priapism (e.g. sickle cell anemia, multiple myeloma, etc.)
