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Evaluation of Retinal Changes in Systemic Darbepoetin Alpha Treatment in Patients With Diabetes Mellitus

Terminated
Conditions
Diabetic Retinopathy
Registration Number
NCT00704652
Lead Sponsor
Medical University of Vienna
Brief Summary

The purpose of this study is to determine whether systemic administration of darbepoetin alpha results in the progression or regression of diabetic macular edema.

Detailed Description

Not available

Recruitment & Eligibility

Status
TERMINATED
Sex
All
Target Recruitment
5
Inclusion Criteria

Group A:

  • Males and females aged 18 to 80 yrs
  • Diabetes mellitus type 1 or 2
  • Haemoglobin level above the treatment threshold level (as described in the drug description)
  • Receiving no darbepoetin alfa treatment
  • Best Corrected Visual Acuity (BCVA) better than 20/200
  • No clinically significant macular edema (CSME) or CSME already treated with laser photocoagulation.

Group B:

  • Males and females aged 18 to 80 yrs
  • Diabetes mellitus type 1 or2
  • Anaemia (due to renal failure), haemoglobin level under the treatment threshold level before the initialisation of the therapy (as described in the drug label)
  • Starting to receive darbepoetin alfa treatment (darbepoetin alfa, Aranesp, Amgen)
  • BCVA better than 20/200
  • No clinically significant macular edema (CSME) or CSME already treated with laser photocoagulation.
Exclusion Criteria
  • History of retinal disease other than DR
  • History of intraocular surgery, including laser treatment in the past 4 month
  • A major change in the insulin treatment of the patient in the past 4 month or during the follow up period.
  • Inability to communicate in German or English
  • Dementia; inability to follow commands
  • Epilepsy

Study & Design

Study Type
OBSERVATIONAL
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Morphologic changes in the retina detected by HD-OCT following darbepoetin alpha therapy compared to control patients9 month
Secondary Outcome Measures
NameTimeMethod
Functional improvement in best corrected visual acuity (BCVA) and microperimetry following darbepoetin alpha therapy compared to control patients.9 month
Changes in anterior chamber flare and cell count following darbepoetin alpha therapy compared to control patients.9 month
Changes in blood count, chemistry, Astrup and blood clotting following darbepoetin alpha therapy compared to control patients.9 month
Changes in the fundus image and fluorescein angiographic features following darbepoetin alpha therapy compared to control patients.9 month

Trial Locations

Locations (1)

Departmen of Ophthalmology, Medical Unversity of Vienna

🇦🇹

Vienna, Austria

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