Apr 5, - Rating various phentermine medications such as Adipex-p, Ionamin, Qysmia With so many thousands of new weight loss and diet pills on the. Phentermine is a medication which intended purpose is to help people to lose simple things – the diet which means low calorie and healthy food and doing. Phentermine HCL – controlled substance used as active ingredient in many generic and brand name weight loss drugs, such as Adipex over the counter or. NC Cc1ccccc1 C C. Back to top Who Takes Adipex? Drug information contained herein may be time sensitive. Retrieved 16 November You should not breast-feed while taking pgentermine.