When Viagra doesn't work. Treating erectile dysfunction

MeSH terms

• Diabetes Complications / physiopathology*
• Diabetes Complications / psychology
• Emotions
• Erectile Dysfunction / drug therapy*
• Erectile Dysfunction / etiology*
• Erectile Dysfunction / psychology
• Erectile Dysfunction / surgery
• Female
• Humans
• Male
• Penile Prosthesis
• Piperazines / therapeutic use
• Purines / therapeutic use
• Sildenafil Citrate
• Sulfones / therapeutic use
• Treatment Failure