** 1. the most effective way of losing weight is only diet control and exercise. 2. prior to opt for any alternate system of medicine, make sure there aren t any secondary cause of weight gain: under active thyroid, impaired blood sugar, or sedentary lifestyle and gynecological examination [if female] PS. HCG drops are slimming agent which is available OTC [over the counter] which has shown some benefits. But there are no studies to say it is safe, moreover this is not FDA approved drug with any known efficacy and safety. 3. cardiac side effects are commonly seen with all the weight loss medicines, thus keep a check on your cardiac symptoms or have regular check up with a Cardiologist.