Brain stroke. What shall i do now,

Recently my father had a brain stroke on 13th of April 2021, and after that there was slight vision loss, almost 80% hearing and speech loss, he was not able to understand or respond,we took him in emergency where his CT scan, ECG and other tests were done, after all the test done doctor told there is blood clotting in his brain, and also my father is a diabetic and after all this checkup we found he had hypertension too, so the doctor prescribed Metformin twice a day Atorvastatin 40mg once,Dilsprin-75 once, glimepride before breakfast telma 40(teimisartan tablet) once, and Naxdom 500 if he has pain, we brought him back to home the next morning as per doctor advice, he was recovering well and after 3-4 days we felt he has recovered almost,now since 2 days he has a lot of pain in his head and there are some changes in his left eye, I mean swelling and when ever we give him Naxdom he feels relax for some time but again after some time pain continues, please suggest what shall I do now,