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clinical trial to improve eye health in elderly volunteers

A randomized, double blind, placebo controlled, parallel study to evaluate the comparative efficacy of XanMax® 2004 (33mg lutein / zeaxanthin) oral soft gel capsule with that of a placebo soft gel capsule in improving MPOD levels in elderly volunteers. - NIL

Status
Recruiting
Phases
Phase 3Phase 4
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2026/05/111481
Enrollment
80
Registered
2026-05-29
Start date
Unknown
Completion date
Unknown
Last updated
2026-06-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Health Condition 1: H36- Retinal disorders in diseases classified elsewhere

Interventions

Intervention1: XanMax® 2004 (Lutein/zeaxanthin 33mg in the ratio of 5:1): Dose:300mg (Each capsule contains 33 mg of Lutein/ Zeaxanthin (5:1) Dosage form: soft gel capsule Route of administration: Or

Sponsors

Katra Phytochem (India) Private Limited
Lead Sponsor
Daehan Chemtech CO LTD
Collaborator

Eligibility

Inclusion criteria

Inclusion criteria: 1. Volunteers of any sex, aged 45 to 65 years. 2. Volunteers with a body mass index (BMI) between 20 and 33 kg/m�². 3. Volunteers with macular pigment optical density (MPOD) levels between 0.1 and 0.4. 4. Volunteers with no clinically significant ocular pathological conditions (minor and clinically insignificant accommodation issues of the eyes may be included). 5. Willing and able to adhere to the dietary regimen outlined in the study protocol. 6. Willing to attend regular follow-up visits as specified in the study protocol. 7. Capable of providing written informed consent.

Exclusion criteria

Exclusion criteria: 1. History of hypersensitivity to herbal extracts, dietary supplements, or study related components. 2. Presence of clinically significant ocular pathologies, including but not limited to glaucoma, mature cataracts, or pan-retinal degenerations. 3. History or diagnosis of systemic diseases such as hypercholesterolemia, renal disorders, hepatic disorders, diabetes mellitus, or other debilitating conditions. 4. Current or recent treatment in the last three months with herbal or allopathic ocular medications. 5. Participation in any other clinical trial or receipt of an investigational drug within the last three months. 6. Any condition that, in the investigators judgment, would preclude safe participation in the study or compromise study results. 7. Pregnant or lactating women, women planning to conceive during the study period, or women less than six months postpartum. 8. Prior use of lutein, zeaxanthin, or other antioxidant replacement therapies within the six months preceding the study

Design outcomes

Primary

MeasureTime frame
Changes in MPOD levelsTimepoint: Day 0, Day 30 and Day 60

Secondary

MeasureTime frame
Safety Assessments (hematology, serum chemistry and urine analysis)Timepoint: Day 0 and Day 60

Countries

India

Contacts

Public ContactMs Priya M K

Katra Phytochem (India) Pvt Ltd

priya@katraphyto.com09844593322

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Jun 29, 2026