Ziphealth has a professional medical staff that ensures the medication is safe for use based on your health condition and they recommend consulting with your primary physician as well. The Ziphealth medical staff process is quick and confidential. Additionally, the prices cannot be beat. I have always been able to find a promotional code and discounds offered on BlackFriday were outstanding. Finally, the products are quickly shipped and received by the customer... the delivery time is excellent. I have been using Ziphealth for many years and will continue. Overall, a very happy customer.