quick quiz
This quiz accompanies THIS article from our November issue
1. What is the prevalence of presbyopia in the U.S.?
2. Miotics have few side effects.
3. Which of these devices uses pinhole optics (PHO)?
4. Which of these is not a pharmaco-refractive product?
5. What is the most common ingredient in current pharmaceutical drops for presbyopia being tested?
6. Which of these is a device?
Which is an active ingredient in PRX-100?