Diabetic Retinopathy - New Drug Treatments For Diabetic Macular Edema

There are new treatments for the treatment ofpainless and well tolerated. The injected steroid
diabetic macular edema. The standard treatmentmay last for several weeks, yet the effects may
using retinal laser treatment may becomelast for months or longer.
obsolete in the near future. New standards andMore recently, sustained release drug delivery
technology utilizing intraocular injections andsystems have started to emerge for the
sustained release drug delivery will replace the oldtreatment of various retinal conditions. Ozurdex
standard.(Allergan) was first FDA approved for the
What is Diabetic Macular Edema?treatment of retinal vein occlusions in the summer
Diabetic macular edema is the most commonof 2009.
"complication" of diabetic retinopathy. Since almostWhile Ozurdex also releases a steroid, it is not
all patients with diabetes eventually get someindicated for the treatment of diabetic
degree of diabetic retinopathy in their lifetime, thisretinopathy. (While it would not be wrong for a
is the most common manifestation of the disease.doctor to use this for treating a diabetic patient, it
Diabetic macular edema occurs when the normaldoes mean that it would not be covered by
retinal blood vessels become leaky. The fluidinsurance.)
component of blood leaks out of the retinal bloodIn the next few months, it is anticipated that a
vessels into the surrounding tissue. If the leakagenew sustained delivery device, Iluvien (pSivida
occurs in the macula, the condition is calledAlimera Sciences), will be FDA approved, but this
macular edema, or, diabetic macular edema.time, for the treatment of diabetic macular
Symptoms of "DME"edema!
Symptoms of "DME" include slight blurring of theThis will be the first drug approved specifically for
vision to significant vision loss, but never completediabetic macular edema and also utilizing the latest
blindness. Patients can become legally blind fromin technology for this novel application.
diabetic macular edema. It is fair to say that withWhat Does This Mean? It is very exciting to
more fluid accumulation, the worse the vision.introduce newer, and better, methods to treat
Treatment of Macular Edemadisease. As a retina specialist, it will be very
Traditionally, laser treatment for diabetic macularexciting to have another treatment in our arsenal
edema was performed in an attempt to reducefor diabetic retinopathy.
the amount of fluid accumulation, or, at least,The era of sustained release medications for the
prevent further swelling. Having said that, not alleye is just starting. More specifically, this means
patients were great candidates for laserthat very low doses of medication, steroids, will
treatment, some responding better than others.be released for months inside the eye. The
Maintaining status quo, that is, preventing furthermedicine has been delivered to its target and will
vision loss has always been "success."release drug for months at a time or longer.
Newer TreatmentsThe early data for Iluvien is quite impressive. The
Over the past few years, intraocular injections ofdrug may be FDA approved later this year. The
steroids have proven to be very successful inmanufacturers of Ozurdex are hoping that it, too,
treating this condition. In fact, many patients thatwill have an application for diabetic retinopathy.
did not initially improve with laser treatment wereThe advent of sustained release delivery
able to benefit from these injections.promises to aid us in saving vision from a very
A small amount of steroid is injected into the eye,common problem...diabetes.
just to the side of the cornea. The shots are