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| Variable | IMPRESS trial protocol | Shortened modified protocol |
|---|---|---|
| Duration of cycle (wk) | 6 | 4 |
| Maximum number of cycle | 4 | 3 |
| Number of office visit | 14 | 4 |
| Duration of treatment (wk) | 24 | 12 |
IMPRESS: Investigation of Maximal Peyronie's Reduction Efficacy and Safety Studies.
