A member asked:

What is the mechanism by which the hormones in nuvaring work?

A doctor has provided 1 answer
Dr. Heidi Fowler answered

Specializes in Psychiatry

Hormones: Nuvaring releases a continuous dose of estrogen and progestin to prevent the ovaries from developing mature eggs. It is 99% effective in reducing pregnancy.

Answered 6/30/2014

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