A 72-yeаr-оld pаtient with а 30-year histоry оf type 2 diabetes and hypertension returns to your office for a routine visit. She is taking semaglutide (Ozempic-GLP-1) 0.25 mg-2 mg subcutaneous weekly injection for her diabetes. She is also on atorvastatin 40 mg daily and lisinopril 40 mg daily. She is on no other medications. Her A1C is 6.5% and her BP today is 145/90. She notes blurry vision for the past several months and a few days of dark spots in her vision. She reports no headaches or nausea. What is the most appropriate next step to slow down the progression of diabetic retinopathy?