You might also see if your Urologist will prescribe Trental 400. Which is also known as "Pentox". I'm on both web sites, the other one has much more info about Peyronies. There are also a number of "quackery" web sites in regards to PD. Don't fall for any of the quick healing stories.
The ultimate solution might be a penile implant. There are guys on both web sites that have had a lot of success with an implant.
Age 60, PSA 2007 4.1, PSA 2008 10.0
Diagnosed April 2008, Biopsy: 6 of 12 cores positive, Gleason 4 + 5 = 9
CT and Bone Scan negative, Open surgery at Shawnee Mission Medical Center May 21, 2008
Right side nerves spared, Radical prostatectomy and lymph node dissection
Cather removed on June 3rd, totally dry on July 9th, pT2c, lymph nodes negative
PSA Sept 28, 2008 0.00, PSA Jan 22, 2009 0.00, PSA June 29, 2009 0.00
ED Status- Currently using Trimix, Levitra daily for increased blood flow.
Noctural Erections have completely returned on a nightly basis, same hardness as before.