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Could these eye drops replace cataract surgery?

NCT ID NCT07395986

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Aug 12, 2026 · Updated 6 times

Summary

This study tests an experimental eye drop called ZOC2017217 in 40 people with age-related cataracts. Participants will use the drops twice a day for 24 weeks to see if it improves vision and lens clarity compared to a placebo. The goal is to find a non-surgical option for cataracts.

What this could mean

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

Active substance
ZOC2017217 eye drops
What this could lead to
If successful, this could lead to a non-surgical treatment for age-related cataracts, potentially improving vision without the need for surgery.
What could go wrong
This is an early Phase 2 pilot study with only 40 participants, so results may not apply to everyone. The eye drops may not improve vision significantly, and there could be side effects like eye irritation.

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

Phase 2

Tests whether the treatment actually works, and watches for side effects, in a larger group.

Participants

8 people

The number who actually took part.

Started

Feb 2026

Expected to finish

Feb 2027

An estimate. End dates often move.

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

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

Ages

50 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

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: * Inclusion Criteria: 1. Are ≥50 years of age. 2. Willing and able to provide informed consent and provide relevant privacy authorization(s). 3. Willing and able to comply with study requirements and visit schedule. 4. Able to successfully administer ophthalmic solution or have an appropriate designee (e.g., family member, health care professional) who can administer ophthalmic solution. 5. Have high-contrast BCDVA under photopic conditions ≥35 letters and ≤67 letters at Visit 1 (Screening). 6. Have calculated baseline BCDVA at Visit 2 (Randomization; Baseline; Day 1) that simultaneously meets Randomization Criteria. 7. Have, in the opinion of the Investigator, age-related cataract (cortical, nuclear, posterior, mixed) in one or both eyes, as assessed using digital imaging after adequate mydriasis. A. C \< 5.0 B. N \< 5.0 (both nuclear opalescence \[NO\] and nuclear color \[NC\]) C. P \< 1.0 8. Have, in the opinion of the Investigator, sufficiently clear ocular media and adequate pupillary dilation to permit quality fundus imaging. Exclusion Criteria: * Ocular Exclusion Criteria: Study Eye: 1. Have a history of ocular trauma. 2. Have a history of intraocular surgery, laser treatment, or corneal surgery. Note: Corneal refractive surgery more than 2 years prior to Visit 1 (Screening) is allowed. 3. Have, in the opinion of the Investigator, a cataract other than age-related cataract (e.g., traumatic, concurrent, metabolic, drug and toxic, radiation). 4. Have, in the opinion of the Investigator, any ocular disease or condition that is not stably controlled or is likely to affect central vision, including but not limited to: Glaucoma Elevated IOP (e.g., ≥30 mmHg) Optic neuropathy Age-related macular degeneration Diabetic retinopathy Retinal artery or vein occlusion Macular hole Retinal detachment Epiretinal membrane involving the fovea High myopia (i.e., spherical equivalent of subjective refraction ≥ -7.0 D) High hyperopia (i.e., spherical equivalent of subjective refraction \> +4.00 D) 5. Have overall CFS \>3. 6. Have active eye infection or inflammation, including but not limited to conjunctivitis, keratitis, scleritis, or endophthalmitis. Note: Mild inflammation (CFS \<3 on the NEI scale) from ocular surface disease, including dry eye disease, is allowed. Non-study Eye: 7. Have high-contrast BCDVA under photopic conditions ≤19 letters. Either Eye: 8. Have planned or be planning to undergo cataract surgery during the study. Note: A history of cataract surgery in the non-study eye is allowed for subjects who commit to not undergoing additional cataract surgery during the study. 9. Have newly developed or not stably controlled uveitis within the 6 months prior to Visit 1 (Screening). 10. Unwilling or unable to discontinue wearing contact lenses 14 days prior to Visit 2 (Randomization; Baseline; Day 1), and during the study conduct. 11. Requires, is likely to require, or is unwilling to discontinue the use of prohibited medications or procedures within 14 days prior to Visit 1 (Screening), or during the study conduct. A. Other ocular surgeries that may affect visual function, including but not limited to photodynamic therapy. B. Desferrioxamine, hydroxychloroquine, chloroquine, tamoxifen, phenothiazines, ethambutol, or other agents known to cause crystalline lens, retinal, or optic nerve toxicity. C. Chlorpromazine or corticosteroids that may aggravate crystalline lens opacity. Note: Topical non-ocular corticosteroids are allowed. General Exclusion Criteria: 12. Have a severe or not stably controlled systemic disease that may interfere with study participation or confound interpretability (e.g., acute phase of chronic obstructive pulmonary disease; congestive heart failure; severe hepatic or renal insufficiency; malignant tumors currently being treated with chemotherapy). 13. Have diabetes mellitus with HbA1c ≥7.5%. 14. Have hypertension that is not stably controlled at Visit 1 (Screening) A. Systolic blood pressure: \>180 mmHg B. Diastolic blood pressure: \>100 mmHg after standard of care 15. Have participated or are planning to participate in a clinical study for an investigational drug/medical device within 30 days prior to Visit 1 (Screening), or during the study conduct. 16. Are pregnant, nursing, or planning a pregnancy during the study. 17. Unwilling or unable to use an acceptable method of contraception throughout the study if a woman of childbearing potential (WOCBP). 18. Unwilling or unable to use an acceptable method of contraception throughout the study if a male sexual partner of a WOCBP. 19. Have a family member or household member enrolled in the study. 20. Have any condition, in the opinion of the Investigator, that makes the subject unsuitable for study participation.

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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.

Contacts and locations

Locations

  • Advanced Vision Research Institute

    Longmont, Colorado, 80503, United States

  • Bergstrom Eye Research

    Fargo, North Dakota, 58103, United States

  • Catalina Eye

    Tucson, Arizona, 85712, United States

  • Cincinnati Eye Institute - Blue Ash

    Blue Ash, Ohio, 45242, United States

  • Clayton Eye Clinical Research, LLC

    Morrow, Georgia, 30260, United States

  • Cornea and Cataract Consultants of Arizona

    Scottsdale, Arizona, 85255, United States

  • East West Eye Institute - Torrance

    Torrance, California, 90505, United States

  • Erie Retina Research

    Erie, Pennsylvania, 16505, United States

  • Global Research Management

    Glendale, California, 91204, United States

  • ICON Eye Care

    Grand Junction, Colorado, 81501, United States

  • Inland Eye Specialists

    Hemet, California, 92545, United States

  • Levenson Eye Associates

    Jacksonville, Florida, 32204, United States

  • North Bay Eye Associates, Inc.

    Petaluma, California, 94954, United States

  • Oculus Research - Cary

    Cary, North Carolina, 27518, United States

  • R and R Eye Research, LLC

    San Antonio, Texas, 78229, United States

  • Rand Eye Institute

    Deerfield Beach, Florida, 33064, United States

  • Springfield Clinic

    Springfield, Illinois, 62703, United States

  • United Medical Research Institute

    Inglewood, California, 90301, United States

  • Valley Retina Institute P.A.

    Laredo, Texas, 78041, United States

  • Valley Retina Institute P.A.

    McAllen, Texas, 78503, United States

  • Verum Research

    Eugene, Oregon, 97401, United States

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