Yes. Take this medicine only as directed to help you lose weight. Do not take more of it, and do not take it for a longer time than directed by your doctor. To do so may increase the chance of developing unwanted effects, such as high blood pressure. It is safe to take Meridia for however long your doctor advises you too. Follow a reduced-calorie diet while taking Generic Meridia/Sibutramine, as directed by your doctor.