A member asked:

How long does it take propranolol to work and how long does it last ? im not on extended release just regular inderal

2 doctors weighed in across 2 answers

Depends: Propranolol will start to work within a couple of hours. It depends on what it has been prescribed for to realize the full effects. For example it will take about 2 weeks to determine if effective in treating hypertension (high blood pressure).

Answered 2/24/2018

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Dr. A. tarig Ahmed answered

Specializes in Internal Medicine

Inderal (propranolol): Onset usually within one hour and can last up to 12 hours.

Answered 12/26/2018

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How much propranolol (inderal) should I take for presentation?

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