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Xanax before eye surgery: a calmer experience?

NCT ID NCT06826417

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looks at whether taking Xanax (a mild anti-anxiety medication) 30 minutes before cataract surgery can reduce pain and anxiety and improve satisfaction with the anesthesia. Researchers will compare Xanax to a placebo in 400 adults having cataract surgery at National Taiwan University Hospital. Participants will fill out anxiety questionnaires before and after the pill, and rate their pain and satisfaction after surgery.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Xanax (alprazolam)
What this could lead to
If it works, this could show that giving a mild anti-anxiety pill before cataract surgery makes the experience less stressful and more comfortable for patients.
What could go wrong
This is a small, early-stage study focused on measuring anxiety and satisfaction, not on curing or changing the disease. The results may not apply to all patients or settings.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 400 people

The number the study aims to enrol. It can still change while the study runs.

Started

Jan 2024

Expected to finish

Dec 2026

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 80 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Age between 18 and 80 years old. 2. Patients diagnosed with cataracts. 3. Scheduled for cataract surgery with phacoemulsification and intraocular lens implantation under surface anesthesia at National Taiwan University Hospital. 4. No adverse reactions to oral anti-anxiety medication (XANAX). Exclusion Criteria: 1. Presence of any contraindications for surgery before the procedure. 2. Presence of any contraindications for medication before the procedure. 3. Inability to provide clear and complete answers to relevant questionnaires, or expression of no preoperative anxiety during the outpatient visit, or scores below 21 on the STAI-S or STAI-T assessment. 4. Regular use of anti-anxiety medications, sleeping pills, or analgesics before the procedure. 5. Pregnancy or breastfeeding during the preoperative period. 6. Severe corneal diseases, overripe cataracts, small pupils, or lens dislocation leading to difficulties in conventional surgery. 7. Patients under surface anesthesia who cannot fully cooperate with the surgical procedure. 8. Pregnant or uncertain pregnancy status (women under 55 years old to be verbally asked by research team members).

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

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  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • National Taiwan University Hospital

    RECRUITING

    Taipei, Taiwan, 100, Taiwan

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