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There is also a new drug target: a substance called platelet-derived growth factor that causes abnormal vessel growth as well. Combination drug treatments may be more effective against macular degeneration, Dr. Gentile said. Please verify you're not a robot by clicking the box.
Here is a list of 11 steps you can take to prevent or slow the progression of macular degeneration, followed by a brief discussion of each step: 1  Don't smoke.  Eat plenty of dark, leafy green vegetables, such as raw spinach.