Most quick weight loss medicines for obesity work by creating you are feeling less hungry or making very low calories diet and exercise. Medicines are sometimes used for individuals who have a Body mass index (BMI) lies between 25 to 30 or over 30. Fat medicines changes one amongst the essential processes of the material body, by sterilization appetite, weight regulation, or absorption of calories. Obesity medicines increase of the body’s metabolism. Orlistat is in addition out there over the counter. Orlistat reduces enteric fat absorption by inhibiting pancreatic enzyme.