Monograph Details

Nutrition > Obesity
ADIPEX-P
Manufacturer
Gate Pharmaceuticals
Legal Classification
CIV
Pharmacological Class
Sympathomimetic.
Generic Name
Phentermine HCl 37.5mg; caps; scored tabs.
Indications
Short-term monotherapy as adjunct in management of exogenous obesity in patients with initial body mass ≥30kg/m2, or ≥27kg/m2 in presence of other risk factors.
Children
≤16 yrs: not recommended.
Adults
≥16 yrs: 37.5mg once daily before or 1–2 hrs after breakfast, or 18.75mg 1–2 times daily. Avoid late evening dosing.
Contraindications
Arteriosclerosis. Cardiovascular disease. Hypertension. Hyperthyroidism. Glaucoma. Agitation. Drug or alcohol abuse. During or within 14 days of MAOIs.
Precautions
Discontinue if dyspnea, angina pectoris, syncope, lower extremity edema or other symptoms of primary pulmonary hypertension occur. Discontinue after a few weeks as tolerance to anorectic effect occurs. Diabetes. Prescribe limited supply to prevent overdose. Pregnancy (Cat.C). Nursing mothers: not recommended.
Interactions
Hypertensive crisis with MAOIs. Concomitant SSRIs: not recommended. Avoid alcohol. Blocks guanethidine. Monitor antidiabetic agents. Possible risk of valvular heart disease with fenfluramine.
Adverse Reactions
CNS overstimulation, dizziness, palpitations, arrhythmias, hypertension, psychosis, dry mouth, GI disturbances, urticaria, impotence, primary pulmonary hypertension, and/or regurgitant cardiac valvular disease.
How Supplied
Caps—100
Tabs—100, 1000