Generic Name: Benzphetamine (benz FET a meen)
Brand Name: Regimex
Medically reviewed by Drugs.com. Last updated on Oct 4, 2020.
The Regimex brand name has been discontinued in the U.S. If generic versions of this product have been approved by the FDA, there may be generic equivalents available.
Uses of Regimex:
- It is used to treat obesity.
What do I need to tell my doctor BEFORE I take Regimex?
For all patients taking Regimex (benzphetamine):
- If you have an allergy to benzphetamine or any other part of Regimex (benzphetamine).
- If you are allergic to Regimex (benzphetamine); any part of Regimex (benzphetamine); or any other drugs, foods, or substances. Tell your doctor about the allergy and what signs you had.
- If you have any of these health problems: Blood vessel disease, glaucoma, high blood pressure, nervous, anxious, or tense state, overactive thyroid disease, or structure problems of the heart or other heart problems.
- If you have ever abused drugs.
- If you have taken certain drugs for depression or Parkinson's disease in the last 14 days. This includes isocarboxazid, phenelzine, tranylcypromine, selegiline, or rasagiline. Very high blood pressure may happen.
- If you are taking any of these drugs: Linezolid or methylene blue.
- If you are taking another drug for weight loss or have taken one within the last year.
- If you are pregnant or may be pregnant. Do not take Regimex (benzphetamine) if you are pregnant.
- If you are breast-feeding. Do not breast-feed while you take Regimex (benzphetamine).
- If your child is younger than 12 years of age. Do not give Regimex (benzphetamine) to a child younger than 12 years of age.
This is not a list of all drugs or health problems that interact with Regimex (benzphetamine).
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take Regimex (benzphetamine) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.
What are some things I need to know or do while I take Regimex?
- Tell all of your health care providers that you take Regimex (benzphetamine). This includes your doctors, nurses, pharmacists, and dentists.
- Avoid driving and doing other tasks or actions that call for you to be alert until you see how Regimex (benzphetamine) affects you.
- If you have been taking Regimex (benzphetamine) for a long time or at high doses, it may not work as well and you may need higher doses to get the same effect. This is known as tolerance. Call your doctor if Regimex (benzphetamine) stops working well. Do not take more than ordered.
- If you have been taking Regimex (benzphetamine) for many weeks, talk with your doctor before stopping. You may want to slowly stop Regimex (benzphetamine).
- People who take drugs for weight loss like Regimex (benzphetamine) may have a higher chance of having raised pressure in the lungs. This is rare but is often deadly. Talk with your doctor.
- You may need to have some heart tests before starting Regimex (benzphetamine). If you have questions, talk with your doctor.
- If you have high blood sugar (diabetes) and take drugs to lower blood sugar, talk with your doctor. Weight loss may raise the chance of low blood sugar if you take drugs to lower blood sugar. Call your doctor right away if you have signs of low blood sugar like dizziness, headache, feeling sleepy, feeling weak, shaking, a fast heartbeat, confusion, hunger, or sweating.
- Follow the diet and workout plan that your doctor told you about.
- Do not use more than what your doctor told you to use. Do not use more often or longer than what you were told. Doing any of these things may raise the chance of very bad side effects.
- This medicine may cause harm to the unborn baby if you take it while you are pregnant. If you are pregnant or you get pregnant while taking Regimex (benzphetamine), call your doctor right away.
How is this medicine (Regimex) best taken?
Use Regimex (benzphetamine) as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- Take Regimex (benzphetamine) early in the day to prevent sleep problems.
What do I do if I miss a dose?
- Take a missed dose as soon as you think about it.
- If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
- Do not take 2 doses at the same time or extra doses.
What are some side effects that I need to call my doctor about right away?
- Signs of high blood pressure like very bad headache or dizziness, passing out, or change in eyesight.
- Chest pain or pressure.
- Shortness of breath, a big weight gain, or swelling in the arms or legs.
- Mood changes.
- Change in sex interest.
- Some people taking drugs like this one have had heart valve problems. Call your doctor right away if you have dizziness, tiredness, or weakness that will not go away; fast heartbeat or a heartbeat that does not feel normal; swelling in your arms or legs; or trouble breathing.
What are some other side effects of Regimex?
- Feeling nervous and excitable.
- Trouble sleeping.
- Sweating a lot.
- Dry mouth.
- Upset stomach.
- Bad taste in your mouth.
If OVERDOSE is suspected:
How do I store and/or throw out Regimex?
- Store at room temperature.
- Protect from light.
- Store in a dry place. Do not store in a bathroom.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
Consumer information use
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else's drugs.
- Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about Regimex (benzphetamine), please talk with your doctor, nurse, pharmacist, or other health care provider.