Phentermine is a widely approved weight loss pill and is recommended more often than any of the top three weight loss supplements currently on the United States pharmaceutical market. Its efficacy is short-term, but because it is the most cost-effective weight loss drug, it is the most widely prescribed.

Phentermine works as an appetite reducing drug. Its device is one that controls the release of certain urge for food controlling chemicals in the brain. This drug is recommended to patients with a body mass index of 27 or higher and who have failed to lose weight otherwise. The reasonable effort has to have been made to lose weight naturally before your doctor will prescribe any medicine. Weight loss can only be achieved when you use Phentermine if exercise and a healthy diet are incorporated as well. As with any of the most notable weight loss pills, there are side effects.

Some of the common side effects of this top weight loss pill are gastrointestinal upset, impotency, low sexual desire, euphoria, insomnia and anxiousness. Some of the more serious side effects that one should seek immediate medical attention for are allergy symptoms, chest pain and other cardiac symptoms such as rapid heart rate and shortness of breath, strange behavior, tremor and edema of the foot and legs.

This top weight loss pill should not be utilized by women who are pregnant or breastfeeding, cardiac patients, children, people that have a history of medication abuse, or anyone taking any MAOI's. Other medication interactions are with dexfenfluramine, fenfluramine, furazolidone, fluoxetine (and other serotonin reuptake blockers, guanadrel or guanethidine.

Although Phentermine is the top weight loss pill prescribed, it is intended for short-term use. Tolerance occurs and the pill becomes ineffective after awhile. Proper diet and workout is necessary to lose weight with Phentermine. Because of the short-term use of Phentermine, it is imperative that the patient is utilizing behavioral modification to attain healthy habits in order to keep the off once the pill has become ineffective.

It is important to note that though Phentermine was once a part of another top weight loss pill, its predecessor Fen-phen also contained fenfluramine which is now contraindicated with the use of Phentermine. It absolutely was this combination that was deadly.

Overall, top weight loss pill or not, Phentermine should only be used under the advice and careful checking of a physician. This, like any other drug, bears by it side effects that should just be undertaken if the risk of not losing the weight is significant. It is certainly not a pill for a person wishing to lose a mere 5 to ten pounds. With regard to those people, weight loss are the recommendation.