A member asked:

Contrast pm, 10% carbanide peroxide by prescribed by dentist - is for maintenance. should i have gotten 20% ? no stains non smoker / white teeth?

A doctor has provided 1 answer
Dr. Paul Grin answered

Specializes in Pain Management

Recommended: 10 % carbamide peroxide yields approximately 3.5 % hydrogen peroxide and is recommended as effective and safe maintenance product.

Answered 1/14/2016

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