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Comparison of the effects of two intravitreal drugs, triamcinolone and bevacizumab, in the treatment of diabetic retinal edema

Comparison of visual and anatomical outcome of intravitrous Triamcinolon acetonide vs intravitrous Bevasizumab in patient with Bulky Diabetic Macular Edema

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20250511065685N1
Enrollment
79
Registered
2025-08-09
Start date
2025-08-09
Completion date
Unknown
Last updated
2025-08-19

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

Conditions

Diabetic maculae edema. Diabetes mellitus due to underlying condition with unspecified diabetic retinopathy with macular edema

Interventions

Intervention 1: Intervention group: Patients randomized to receive triamcinolone acetonide will be treated with an intravitreal injection of 2 milligrams (equivalent to 0.05 mL of a 40 mg/mL solution)

Sponsors

Shahid Beheshti University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: Center involved diabetic macular edema Diabetic edema Mean central thickness =500 µm > 18 years diabetic patients BCVA between 20/40 and 20/400

Exclusion criteria

Exclusion criteria: History of Intraocular surgery in less than 4 months ago any patient with HR-PDR Prior treatment with intravitreal or peribulbar injections of triamcinolone within the preceding 3 months history of glaucoma or steroid induced high intraocular pressure. Hx of Intraocular surgery in less than 4 months ago Substantial cataract estimated to have reduced visual acuity by >3 lines No Media clarity, pupillary dilation, and subject cooperation sufficient for adequate fundus photographs Macular edema due to a cause other than diabetic retinopathy

Design outcomes

Primary

MeasureTime frame
Best Corrected Visual Acuity. Timepoint: Investigators measured Best Corrected Visual Acuity at baseline (pre-intervention) and monthly through Month 6 (assessing at each 30-day interval: Month 1, 2, 3, 4, 5, and 6). Method of measurement: A fully trained optometrist measured best-corrected visual acuity for each participant using a standard Snellen visual acuity chart.;Centeral Macular Thickness. Timepoint: Investigators measured Centeral Macular Thickness at baseline (pre-intervention) and monthly through Month 6 (assessing at each 30-day interval: Month 1, 2, 3, 4, 5, and 6). Optical coherence tomography. Method of measurement: A fully trained optometrist measured Centeral Macular Thickness for each eye by using Optical coherence tomography .

Secondary

MeasureTime frame
Intra ocular pressure. Timepoint: Intraocular pressure will be measured at baseline and then monthly throughout the six-month follow-up period. (baseline , and then at the first, second, third, fourth, fifth, and sixth months). Method of measurement: Intraocular pressure will be measured using the Goldmann applanation tonometer. The Goldmann tonometer is a standard and precise device for measuring intraocular pressure, operated by a trained technician to ensure reliable and accurate pressure recordings.;Cataract progression. Timepoint: Cataract progression will be assessed at baseline and then monthly from the first to the sixth month during the six-month follow-up period. (baseline , and then at the first, second, third, fourth, fifth, and sixth months). Method of measurement: Cataract will be evaluated using slit-lamp biomicroscopy by a trained ophthalmologist. Changes in lens opacity will be documented according to standardized grading scales to monitor any progression during the study.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactAlireza Zare Mehrjardi

Shahid Beheshti University of Medical Sciences

zaremehrjardi91@gmail.com+98 21 7762 6550

Outcome results

None listed

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