after the treatment, it takes 2-3 weeks for the hair to shed. you have to wait for that to happen first. after that, you should have a considerable hairfree period. you should be going in for your next treatment when a new batch of hair grows in after that, which is usually 6-8 weeks after the original treatment. after 10 days, you won’t even be able to tell if the treatment was done properly and worked, since you need to see shedding first to judge that.