What side effects do PDE-5 inhibitors have?

Donna Hill Howes, RN
Family Practitioner

Side effects may include dizziness, headache, flushing, indigestion, nausea, back pain, stuffy nose, hearing loss, urinary tract infections, low blood pressure, and prolongation of the QT interval. Visual side effects may include changes in the perception of blues and greens, blurred vision, temporary vision loss, and sensitivity to light.

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