I have an anal fissure that isn't getting better even though I've increased my fiber and water intake over past few months.  My doctor is recommending surgery to cut part of the anal sphincter.  Are there any other treatment options?
D019274:Botulinum Toxins, Type A / Q000627:therapeutic use*; D002121:Calcium Channel Blockers / Q000627:therapeutic use*; D005401:Fissure in Ano / Q000188:drug therapy* / Q000601:surgery; D006801:Humans; D009465:Neuromuscular Agents / Q000627:therapeutic use*
D002121:Calcium Channel Blockers; D009465:Neuromuscular Agents; D019274:Botulinum Toxins, Type A