What are the regulations and quality control measures for pharmaceutical manufacturing?

Jun 11, 2008 ... Such increased blood flow is not as helpful during competitive sports. Scientific studies have shown, however, that the vasodilation effects of ... Research has shown that cocaine misuse can cause marked decreases in cerebral blood flow, particularly affecting the prefrontal cortex. These drugs include sildenafil (Viagra) and tadalafil (Cialis). ... Although sildenafil had a modest anti-inflammatory effect, no protective effects were observed ... ... Viagra; the embodied relationship (which encompasses physical and psychosocial effects of Viagra use); and broader socio-cultural implications (e.g. the impact ... Jun 1, 2000 ... No adverse cardiovascular effects of oral sildenafil were detected in men with severe coronary artery disease. May 3, 2022 ... I switched to Viagra after having issues with Cialis. Viagra gives me a bad case of heartburn, and I have started having ringing in my left ear. Jan 10, 2003 ... Abstract. This study evaluates the effect of sildenafil on choroidal vascular congestion and its correlation with visual effects. Aug 27, 2021 ... Both Viagra and alcohol lower blood pressure, so the combination could cause side effects such as dizziness and fainting. Sildenafil (Pfizer Pharmaceuticals, Sandwich, Kent, UK) has been associated with pulmonary vasorelaxation. A more potent Sildenafil analogue (UK 343-664 ... The effects on retinal function are shown as modest and transient visual symptoms, commonly reported as blue vision, increased sensitivity to lights and blurred ...