iTear100

FDA-cleared handheld device that stimulates a nasal nerve to trigger natural tear production.

Physical productone_timemade in USus

The iTEAR100 is an FDA-cleared, handheld neurostimulation device that its maker says triggers natural tear production by stimulating a nerve near the nose, without drops or drugs. It targets people with dry eye linked to screens, dry air or contact lens wear. As of this research the device was listed as temporarily unavailable for purchase on the maker's site.

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