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A study testing whether a single eye drop of iodine can help patients recover faster from viral conjunctivitis

A prospective randomized clinical trial comparing a single-dose 5% povidone-iodine eye drop plus supportive care versus supportive care alone in patients with adenoviral conjunctivitis

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN23258214
Enrollment
66
Registered
2025-10-16
Start date
2023-02-01
Completion date
Unknown
Last updated
2025-10-27

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

Conditions

Adenovirus conjunctivitis Eye Diseases

Interventions

The trial investigated whether a single-dose application of povidone-iodine could shorten recovery time in adenoviral conjunctivitis. Intervention arm: Single application of 5% povidone-iodine ophtha
supportive treatment continued for 7–10 days as required. Follow-up: Clinical reviews on Day 3, Day 7, Day 10, and Day 14 (resolution of conjunctival hyperaemia, discharge, and follicular reaction).

Sponsors

Al Karkh General Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Aged over 14 years 2. Presented within 3 days of symptoms and signs of ocular infection which included: redness, pain, lid swelling, mucopurulent discharge, lymphadenopathy and follicular reaction

Exclusion criteria

Exclusion criteria: 1. Age under 14 years 2. Onset of symptoms more than 3 days before presentation 3. Any ocular treatment received before presentation 4. Patients with existing ocular diseases

Design outcomes

Primary

MeasureTime frame
Time to clinical recovery from adenoviral conjunctivitis (days), measured from day of intervention until complete resolution of conjunctival congestion, tearing and discharge, assessed by slit-lamp examination and patient-reported symptoms

Secondary

MeasureTime frame
1. Change in symptom severity score (redness, tearing, foreign body sensation, discharge) measured using a standardized clinical grading scale at baseline, day 3, day 7, and day 14 2. Rate of symptom improvement (% of patients showing =50% reduction in symptoms by day 7) 3. Incidence of adverse events (ocular irritation, allergy, keratitis, or other complications) during the follow-up period

Countries

Iraq

Contacts

Public ContactRawan Altraqchi
rawan.alatraqchi@cht.nhs.uk+964 7713014217

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026