Phentermine is an appetite suppressant used along with diet, exercise, and behavior therapy for the short-term management of obesity.
Follow the directions for using this medicine provided by your doctor. TAKE THIS MEDICINE ABOUT 30 MINUTES before a meal. TAKE YOUR LAST DOSE OF THE DAY at least 4 to 6 hours before bedtime. If you are taking this medicine 1 time a day, take your dose in the morning. STORE THIS MEDICINE at room temperature below 77 degrees F (25 degrees C) in a tightly-closed container, away from heat and light. IF YOU MISS A DOSE OF THIS MEDICINE, take it as soon as possible. If it is after noon and you are taking this medicine 1 time a day or after 4 pm and you are taking it more than 1 time a day, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.
DO NOT EXCEED THE RECOMMENDED DOSE or take this medicine for longer than prescribed without checking with your doctor. Exceeding the recommended dose or taking this medicine for longer than prescribed may cause serious side effects. KEEP ALL DOCTOR AND LABORATORY APPOINTMENTS while you are using this medicine. BEFORE YOU BEGIN TAKING ANY NEW MEDICINE, either prescription or over-the-counter, check with your doctor or pharmacist. DO NOT DRIVE, OPERATE MACHINERY, or do anything else that could be dangerous until you know how you react to this medicine. BEFORE YOU HAVE ANY MEDICAL OR DENTAL TREATMENTS, EMERGENCY CARE, OR SURGERY, tell the doctor or dentist that you are using this medicine. FOR WOMEN: IF YOU PLAN ON BECOMING PREGNANT, discuss with your doctor the benefits and risks of using this medicine during pregnancy. IT IS UNKNOWN IF THIS MEDICINE IS EXCRETED in breast milk. DO NOT BREAST-FEED while taking this medicine.
Some medicines or medical conditions may interact with this medicine. INFORM YOUR DOCTOR OR PHARMACIST of all prescription and over-the-counter medicine that you are taking. DO NOT USE THIS MEDICINE if you are also taking guanadrel, guanethidine, furazolidone, fenfluramine, dexfenfluramine, or monoamine oxidase inhibitors (MAOIs). Inform your doctor of any other medical conditions, allergies, pregnancy, or breast-feeding. USE OF THIS MEDICINE IS NOT RECOMMENDED if you have a history of heart conditions, brain or spinal cord disorders, atherosclerosis, high blood pressure, glaucoma, or hyperthyroidism. Contact your doctor or pharmacist if you have any questions or concerns about using this medicine.
If you miss a dose, take it as soon as remembered if it is within an hour or so. If you do not remember until later, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose to catch up.
Possible Side Effects
SIDE EFFECTS that may occur while taking this medicine include restlessness, nervousness, difficulty sleeping, or dry mouth. If they continue or are bothersome, check with your doctor. If you notice other effects not listed above, contact your doctor, nurse, or pharmacist.
Store at controlled room temperature 15°-30°C (59°-86°F). Dispense in a tight container.
If overdose is suspected, contact your local poison control center or emergency room immediately. Symptoms of overdose may include restlessness, tremor, rapid breathing, confusion, nausea, vomiting, diarrhea, and stomach cramps.
DO NOT SHARE THIS MEDICINE with others for whom it was not prescribed. DO NOT USE THIS MEDICINE for other health conditions. KEEP THIS MEDICINE out of the reach of children.
This drug information is for your information purposes only, it is not intended that this information covers all uses, directions, drug interactions, precautions, or adverse effects of your medication. This is only general information, and should not be relied on for any purpose. It should not be construed as containing specific instructions for any particular patient. We disclaim all responsibility for the accuracy and reliability of this information, and/or any consequences arising from the use of this information, including damage or adverse consequences to persons or property, however such damages or consequences arise. No warranty, either expressed or implied, is made in regards to this information.