I’d urge that you take extreme caution with this approach. The post title says “high risk” - it is extreme risk.
There is a small subset of patients hit by the lasting side effects of Accutane, Propecia, SSRIs, Lupron. If you’re here, on this forum, you are likely in the subset. You discovered this by using Accutane. Do you want to create fresh damage by using Propecia?