ROGAINE AFTER 12 HOURS REDDIT - DOES IT WORK?

Yo dudes, so I'm thinking on using Rogaine. Heard some rumors about it working after just short amount of hours, but that seems kinda crazy, right? Anyone else try this miracle drug and actually see changes in that time frame? Hit me up with your thoughts. List a few things I'm wondering: Where much Rogaine do you gotta use? Is it important to