You were told you have a cataract, and somewhere in the same month a headline said there might be a drop for that. Now you have a surgery date, or the idea of one, and you're wondering whether to wait.

The video below is what I've been telling the patients who call to ask me that. By the end of the 8 minutes you'll know what this trial is really testing, and where I land on whether you should wait for it.

What to listen for

• What makes this a real test and not a hopeful one. It comes down to two bottles.
• Whether you can get into the trial. The answer says something about how it's run.
• The vision range the trial is built for, and what that says about which cataracts a drop would be for.
• What a win would prove at this stage, and the bigger thing it can't prove yet.
• The road from a pilot trial to a pharmacy shelf, step by step, with the odds at each one.
• My answer to the question in the title, and the one thing a drop could never do that surgery does.

Things there wasn't time for

What I'd have added if the video had another minute.

The first answer has a date. You don't have to keep checking the news for this one. The trial's public record lists an expected finish of February 2027, so the first look at whether the drop did anything should come sometime after that.

Two notes on lights and glare. The lamp tip in the video has one thing to add. It's the brightness that helps, not the color of the bulb, and the wattage on the box isn't brightness either. Look for the lumens number and pick a high one. If a cool, bluish bulb seems to add glare, that's real. A cloudy lens scatters blue light more, so switch to a warmer one. Yellow night-driving glasses are a different story. Some people find headlights feel less harsh through them, and for comfort that's fine. Studies of night driving show they don't improve what you can actually see, and they can make dim objects harder to spot, so don't count on them to drive more safely.

The drops sold online have been looked at properly. If you've skipped the cataract drops for sale online, you haven't missed a treatment. The most careful review of them, by Cochrane in 2017, went looking for every trial of the best-known one. It found two small studies, 114 people in total, but couldn't get enough information from the researchers to judge how they were done. There was no convincing evidence the drops help, at clearing a cataract or at slowing one down.

When to see an eye doctor

A cataract on its own is not an emergency, and no trial changes that. If your vision has been slipping and you haven't had an exam in a year or two, that's the next step. The exam tells you what you have and how far along it is, and that's the only way to know what waiting would cost you.

A few things don't wait. Vision that drops over hours or a day, eye pain, a sudden shower of new floaters with flashes of light, or a shadow or curtain across part of what you see are not a cataract. Those are a same-day call to an eye doctor, not next month.

Common questions

The next question

This page is enough if your question was whether a drop is coming and what it would take to get here. If your question is whether your own cataract is ready for surgery now, that's the video this one ends on, and it has its own page: When to have cataract surgery: what the eye chart can't tell you

Reviewed by Hussain Elhalis, MD · September 24, 2026