What Medication Is Prescribed For Patients That Have White Matter

What medication is prescribed for patients that have White Matter Hyperintensity Damage/Leukoaraiosis associated with mood problems, poor concentration, decreased short term memory, word finding difficulties, problems with balance. Also, patient's left carotid artery is 100% occluded. Is there a cure for leukoaraiosis? Lastly, is there a procedure to open the artery. The occlusion caused the patient to be blind in her left eye.