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Optometrists in the United States also are licensed to prescribe medications to treat certain eye problems and diseases. The scope of medical care that can be provided by optometrists is determined by state law.
Optometrists are physicians who diagnose and treat vision problems. To practice as an optometrist, you need to pass a national examination and, possibly, a state examination in order to obtain licensing. Enrolled students must learn how to examine patients, diagnose vision disorders, treat vision problems and educate patients on common eye-related concerns.