How long do I have to wait and see if it actually did something

First of all, massaging the scalp is recommended in order for the components have a better probability of gaining control to the hair follicles. Second of all, consequences vary from one individual to another. Some users may appreciate the results in just a couple of weeks, for some it may take longer than weeks, and some even see the results for few months. It really all depends on how much your whole system is affected.

Massaging your scalp will do nothing for male pattern hairloss.

You will continue to lose hair.