These are not doctors! If you have extra money to burn go ahead and call. I do not recommend it )There are better ways to be rid of lice. The«tech» will tell you to sleep for 3 weeks with olive oil on on your hair after their service. Those three weeks are going to get rid of the lice if you do your part and comb out any eggs or adult lice each day with a nit comb you can get in any drug store for a few dollars Why did I pay $ 175 per hour? Waste of money