Phenoxybenzamine

Drug Status in USA : Approved

pronunciation

pronounced as (fen ox ee ben' za meen)

Why is this medication prescribed?

Phenoxybenzamine is used to treat episodes of high blood pressure and sweating related to pheochromocytoma.

This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information.


How should this medicine be used?

Phenoxybenzamine comes as a capsule to take by mouth. It usually is taken two or three times a day. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take phenoxybenzamine exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.

Phenoxybenzamine controls symptoms related to pheochromocytoma and controls bladder symptoms but does not cure them. Continue to take phenoxybenzamine even if you feel well. Do not stop taking phenoxybenzamine without talking to your doctor.


What are the precautions to be followed?

Before taking phenoxybenzamine,
  • tell your doctor and pharmacist if you are allergic to phenoxybenzamine or any other drugs.
  • tell your doctor and pharmacist what prescription and nonprescription medications you are taking, especially medications for diet control, high blood pressure, asthma, cough, colds, allergies, and glaucoma; and vitamins.
  • tell your doctor if you have or have ever had heart or kidney disease, a stroke, or transient ischemic attacks (TIA).
  • tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while taking phenoxybenzamine, call your doctor immediately.
  • if you are having surgery, including dental surgery, tell the doctor or dentist that you are taking phenoxybenzamine.
  • you should know that this drug may make you drowsy. Do not drive a car or operate machinery until you know how this drug affects you.
  • remember that alcohol can add to the drowsiness caused by this drug.

What are possible side effects of this medication ?

Phenoxybenzamine may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:
  • nasal congestion
  • dizziness
  • upset stomach
  • sexual dysfunction (difficulty ejaculating)
  • dizziness
If you experience any of the following symptoms, call your doctor immediately:
  • fainting
  • fast heartbeat
  • vomiting


How to store the medication and dispose it of after its use later?

Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed. Talk to your pharmacist about the proper disposal of your medication.


Drug Category/Class

  • Antihypertensive Agents
  • Vasodilator Agents
  • Adrenergic alpha-1 Receptor Antagonists
  • Adrenergic alpha-Antagonists
  • Cardiovascular System
  • Peripheral Vasodilators
  • CYP3A4 Inhibitors
  • Other peripheral vasodilators
Prescribed For the treatment of phaeochromocytoma (malignant), benign prostatic hypertrophy and malignant essential hypertension.
Weight :303.826
Structure Phenoxybenzamine
Generic Drug Phenoxybenzamine prescribed For the treatment of phaeochromocytoma (malignant), benign prostatic hypertrophy and malignant essential hypertension.
Formula

C18H22ClNO

Phenoxybenzamine has 3 Brands listed


Fenoben (50 mg)Fenoxene (10 mg)
Fenoxene (50 mg)

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