In most of these cases, the alpha-1-blocker had been stopped recently prior to surgery to 14 days but in few cases, IFIS was reported after the patient had been off the alpha-1 blocker for longer period weeks to months. Digoxin and Theophylline In two studies in healthy volunteers 10 per age range 19-39 years receiving FLOMAX capsules. This is Cochrane review abstract and plain language summary, prepared and maintained by The Cochrane Collaboration, currently published in The Cochrane Database of Systematic Reviews 2009 Issue 3, Copyright 2009 The Cochrane Collaboration. The main outcome measure for comparing the effectiveness of tamsulosin with placebo, medical or surgical interventions was the change in generisk tamsulosin online urologic symptom scale scores. Ask your pharmacist any questions you have about refilling your prescription. General information: If you have any questions about Tamsulosin please talk with your doctor, pharmacist, or other health care provider. Tell your doctor immediately if this rare but very serious side effect occurs: fast heartbeat.