I just signed up to this forum, have really seen some helpful data. I myself had a severe case of prostatitis in the early 60’s that left me with ED. Went thru several years on Viagra, then Levitra, and then Cialis. Each worked for a while then stopped or greatly diminished. Started the injection ro...

5CC is the same as 5ML. So at a rate of .4 ML (or 40 units) the theoretical maximum is 5 / .4 =12.5. Do not think you can empty the vial "dry" so at 40 units per injection you may be looking at closer to 10+/- injections