title: Viagra and vision loss: what is known and unknown.
authors.affiliation: Cardiology Services, Miami Valley Hospital, 1 Wyoming Street, Dayton, OH 45409, USA. pomalley@mvh.org
authors.forename: Patricia
authors.initials: P
authors.lastname: O'Malley
mesh_terms: D004341:Drug Evaluation; D019317:Evidence-Based Medicine; D006801:Humans; D009720:Nurse Clinicians / Q000458:organization & administration; D024802:Nurse's Role; D010353:Patient Education as Topic; D010726:Phosphodiesterase Inhibitors / Q000009:adverse effects*; D010879:Piperazines / Q000009:adverse effects*; D011358:Product Surveillance, Postmarketing; D011687:Purines; D012307:Risk Factors; D000068677:Sildenafil Citrate; D013450:Sulfones; D014786:Vision Disorders / Q000139:chemically induced* / Q000517:prevention & control
chemical_list: D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate