One should be careful of the correct use of the drug. Over dose and high calorie diet will affect adversely. The dose prescribed by the doctors is 20 mg each day.

Regular exercising and consuming low calorie diet makes the job faster. As in any other medication system overdose can be extremely harmful.

Remember overdosing will not result in additional weight loss. Likewise, it is advisable to check from your physician before you start a medication plan, especially if you are already on some other medication.