3 Topic Commentaries

Dual-Mechanism Drop Wins FDA Approval

Dual-Mechanism Drop Wins FDA Approval

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  Matthew Gardiner, MD

  Ophthalmology

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  Massachusetts Eye and Ear

  Past age 45, the lens gets stiffer and then can't change its shape to accommodate targets near the eye. The result is that you can't see things up close clearly.

  Source
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  Matthew Gardiner, MD

  Ophthalmology

  •

  Massachusetts Eye and Ear

  The eye drops make the iris sphincter muscle tighten, so that the pupil in the center of the eye shrinks, allowing less light in. This is called the pinhole effect. It's like squinting.

  Source
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  Matthew Gardiner, MD

  Ophthalmology

  •

  Massachusetts Eye and Ear

  You might use them for a number of days in a row and then go back to your glasses, or just use the eye drops on special occasions. There's no problem switching back and forth.

  Source