Hi Dawn, It is hard to say weather they will come back. You can try just massaging them. Because the blood flow is what nourishes the supply to the folical. Maby try some shampoo for thinning hair that will open the folical back up ? It is hard to tell. With the rogaine u have to keep using it or it will fall right back out. Good luck ! IF you can just dont do anything for 4 weeks and see where u are. Go and have someone that u trust take a look at them. ... View related article.