I Buy Over The Counter Contact Lenses: Where Can

: Most optometrists and ophthalmologists sell the lenses they prescribe. Warning Against "Illegal" Sellers

: A professional fitting ensures the lens allows enough oxygen to reach the eye. Where You Can Buy Lenses (With a Prescription) where can i buy over the counter contact lenses

: Eyes vary in curvature and diameter; a "one-size-fits-all" lens can cause scratches, ulcers, or infections. : Most optometrists and ophthalmologists sell the lenses

In the United States, you legally buy contact lenses "over the counter" without a prescription, even if they are purely for cosmetic or decorative purposes. All contact lenses are regulated as medical devices by the Food and Drug Administration (FDA) , meaning sellers are required by federal law to verify a valid prescription before completing a sale. Why a Prescription is Required a "one-size-fits-all" lens can cause scratches