The efficacy of topical interferon alpha-2b in pterygium

The efficacy of topical interferon alpha-2b in primary and recurrent pterygium

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

IRCT

Registry ID

IRCT20190806044463N1

Enrollment

Registered

2019-12-09

Start date

2016-09-01

Completion date

Unknown

Last updated

2019-12-17

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

Conditions

pterygium. Pterygium of eye

Interventions

Intervention group: interferon alpha 2b (In this study, there was only one intervention group: There was no control group in this study: Comparison between pre and post intervention was performed in t

Eligibility

Sex/Gender

All

Age

19 Years to 70 Years

Inclusion criteria

Inclusion criteria: Any patients with primary or recurrent pterygium; either unilaterally or bilaterally, who was diagnosed by an ophthalmologist

Exclusion criteria

Exclusion criteria: Use of any topical ophthalmic drug in previous six months Patients with allergy to interferon alpha-2b Patients with History of Refractive Surgery History of any eye diseases other than refractive errors and pterygium Pregnant or lactating women

Design outcomes

Primary

Measure	Time frame
Pterygium grade. Timepoint: 1- Baseline (before injection) 2- 1st month 2- 2nd month 3- 6th month. Method of measurement: Based on the degree of visibility of the epithelial vessels by an ophthalmologist.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactEsmaeil Shabaninezhad

Bagheiat-allah University of Medical Sciences

shabaninjad@gmail.com+98 21 8248 3614

Outcome results

None listed

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