The commonest side effects of VIAGRA are headache; flushing; upset stomach; irregular vision, such as modifications in color eyesight (for example possessing a blue color tinge) and blurred vision; stuffy or runny nose; back again agony; muscle pain; nausea; dizziness; rash.Di?er bir deyi?le, do?um kontrol hap? ilk günden itibaren koruma sa?lar. A