His hair has somehow gotten darker and thicker as time goes on. His father is completely bald. Howard is incredibly vain and thats fine! He has a full time stylist in Ralph. I bet Howard has a montage of transplants, extensions and wigs.
CVS may not carry it anymore. From what I understand the folks that make Nizoral require massive wholesale orders and CVS may not want to bother with it. Nizoral at one time was easy to find but it seems to be getting rare. I know walgreens still carries it though.