Disadvantages Of Using Viagra
What Is Viagra? Viagra (sildenafil) is a phosphodiesterase-5 (PDE5) inhibitor used for the treatment of erectile dysfunction. What Are Side Effects of Viagra? Side effects of Viagra include: warmth or redness in the face, neck, or chest, stuffy nose, headaches, stomach pain, upset stomach, nausea, diarrhea, memory problems, back pain, an inability to differentiate between the colors green and blue, loss… Read More »