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What happens if I miss a dose (Dibenzyline)?
Take the missed dose as soon as you remember. If it is almost time for your next dose, wait until then to take the medicine and skip the missed dose. Do not take extra medicine to make up the missed dose.
What happens if I overdose (Dibenzyline)?
Seek emergency medical attention if you think you have used too much of this medicine.
Overdose symptoms may include fast heart rate, vomiting, dizziness, or fainting.
What should I avoid while taking phenoxybenzamine (Dibenzyline)?
This medication can cause side effects that may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be awake and alert.
Avoid getting up too fast from a sitting or lying position, or you may feel dizzy. Get up slowly and steady yourself to prevent a fall.
Avoid drinking alcohol. It can increase drowsiness caused by phenoxybenzamine.
What other drugs will affect phenoxybenzamine (Dibenzyline)?
Tell your doctor about all other medications you use, especially:
This list is not complete and there may be other drugs that can interact with phenoxybenzamine. Tell your doctor about all your prescription and over-the-counter medications, vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start a new medication without telling your doctor.
Where can I get more information?
Your pharmacist can provide more information about phenoxybenzamine.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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