RE using a constriction ring: I always put on a constriction ring before injecting. I also hold it tight for a minute or so after injecting (put a finger under the ring), presumably to prevent the bi-mix from leaving the penis. Seems to work well. RE pumping: I've pumped before and after injecting. ...

I see no problem in increasing the dosage to 20. Everyone is different. You may even need 30 or more, or tri-mix if you're using bi-mix now. Don't be afraid to experiment! You'll know what works better than your doctor. When I started using bi-mix in 1996 (yes!), my dosage was 10-13 units. I now use...

I've been injecting weekly since 1996 or 97 with NO ill-effects and NO increase in dosage (still .20-.25). I can't say enough good things about Bi-mix.

I'm not familiar with Edex injections, but have been using bi-mix very successfully from compounding pharmacies in my neighborhood since it came out in the late '90s. Cost shouldn't be a major problem: I use .25 ml (or whatever the units are - it's 1/4 of a syringe) and I figure each injection costs...