Commonly used brand name(s):
In the U.S.
Available Dosage Forms:
Therapeutic Class: Appetite Suppressant, Centrally Acting
Chemical Class: Amphetamine (class)
Benzphetamine is used together with a diet plan to help you lose weight. benzphetamine works by suppressing your appetite .
benzphetamine is available only with your doctor's prescription .
In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For benzphetamine, the following should be considered:
Tell your doctor if you have ever had any unusual or allergic reaction to benzphetamine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.
Appropriate studies have not been performed on the relationship of age to the effects of benzphetamine in children below 12 years of age. Safety and efficacy have not been established .
Appropriate studies performed to date have not demonstrated geriatrics-specific problems that would limit the usefulness of benzphetamine in the elderly. However, elderly patients are more likely to have age-related liver, kidney, or heart problems, which may require an adjustment in the dose for patients receiving benzphetamine .
|All Trimesters||X||Studies in animals or pregnant women have demonstrated positive evidence of fetal abnormalities. This drug should not be used in women who are or may become pregnant because the risk clearly outweighs any possible benefit.|
There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.
Using benzphetamine with any of the following medicines is not recommended. Your doctor may decide not to treat you with this medication or change some of the other medicines you take.
Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.
The presence of other medical problems may affect the use of benzphetamine. Make sure you tell your doctor if you have any other medical problems, especially:
It is best to take benzphetamine in the mid-morning or mid-afternoon. Taking benzphetamine late in the afternoon or evening could make it harder for you to fall asleep .
Carefully follow your doctor's instructions about a special diet plan that will help you lose weight .
The dose of benzphetamine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of benzphetamine. If your dose is different, do not change it unless your doctor tells you to do so.
The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.
If you miss a dose of benzphetamine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.
Keep out of the reach of children.
Do not keep outdated medicine or medicine no longer needed.
Ask your healthcare professional how you should dispose of any medicine you do not use.
It is very important that your doctor check your progress at regular visits to make sure that benzphetamine is working properly .
benzphetamine may be habit-forming. If you feel that the medicine is not working as well, do not use more than your prescribed dose. Call your doctor for instructions .
If you will be taking benzphetamine for a long time, do not stop taking it without first checking with your doctor. Your doctor may want you to gradually reduce the amount you are taking before stopping completely .
Check with your doctor right away if you think that you may be pregnant. Benzphetamine may cause birth defects or other problems in the baby if taken during pregnancy. Use an effective form of birth control to keep from getting pregnant .
You should not use benzphetamine if you have used an MAO inhibitor (MAOI) such as Eldepryl®, Marplan®, Nardil®, or Parnate® within the past 14 days .
Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines, and herbal or vitamin supplements .
benzphetamine may cause some people to feel a false sense of well-being or to become dizzy, lightheaded, or less alert than they are normally. Make sure you know how you react to benzphetamine before you drive, use machines, or do anything else that could be dangerous if you are dizzy or not alert.
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur:More common
Get emergency help immediately if any of the following symptoms of overdose occur:Symptoms of overdose
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:More common
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.
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