What is Adipex-P?

Adipex-P (phentermine) is a stimulant similar to an amphetamine. Phentermine is an appetite suppressant that affects the central nervous system.

Adipex-P is used together with diet and exercise to treat obesity (overweight) in people with risk factors such as high blood pressure, high cholesterol, or diabetes.

Adipex-P may also be used for purposes not listed in this medication guide.

Important information

Do not use Adipex-P if you are pregnant or breast-feeding a baby.

You should not take Adipex-P if you have a history of heart disease (coronary artery disease, heart rhythm problems, congestive heart failure, stroke), severe or uncontrolled high blood pressure, overactive thyroid, glaucoma, a history of pulmonary hypertension, if you are in an agitated state, or if you have a history of drug or alcohol abuse.

Do not use Adipex-P if you have taken an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, phenelzine, rasagiline, selegiline, and tranylcypromine.

Before taking this medicine

Do not use Adipex-P if you have taken an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, phenelzine, rasagiline, selegiline, and tranylcypromine.

You should not take Adipex-P if you are allergic to phentermine, or if you have:

• a history of heart disease (coronary artery disease, heart rhythm problems, congestive heart failure, stroke);
• a history of pulmonary hypertension;
• severe or uncontrolled high blood pressure;
• overactive thyroid;
• glaucoma;
• if you are pregnant or breast-feeding;
• if you are in an agitated state;
• if you have a history of drug or alcohol abuse;
• if you are allergic to other diet pills, amphetamines, stimulants, or cold medications.

Taking Adipex-P together with other diet medications such as fenfluramine (Phen-Fen) or dexfenfluramine (Redux) can cause a rare fatal lung disorder called pulmonary hypertension. Do not take phentermine with any other diet medications without your doctor’s advice.

To make sure you Adipex-P is safe for you, tell your doctor if you have:

• high blood pressure;
• diabetes;
• kidney disease;
• a thyroid disorder;
• if you are allergic to aspirin or to yellow food dye (FD & C Yellow No. 5, or tartrazine).

Phentermine may be habit forming. Never share Adipex-P with another person, especially someone with a history of drug abuse or addiction. Keep the medication in a place where others cannot get to it.

FDA pregnancy category X. Weight loss during pregnancy can harm an unborn baby, even if you are overweight. Do not use Adipex-P if you are pregnant.

Phentermine can pass into breast milk and may harm a nursing baby. You should not breast-feed while taking Adipex-P.

Do not give this medication to a child younger than 16 years old.