A member asked:

Why do higher doses of morphine in me cause less nausea than lower doses?

A doctor has provided 1 answer
Dr. Irving Harper answered

Specializes in Internal Medicine

First dose pass: Morphine first dose pass thru liver is nit complete and residual affects base of brain leading to nausea. As the dose goes up the liver ramps up and processes it better.

Answered 10/25/2013

4.8k views

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