Sir/ Madam, My father's age is 41 He had vertigo feeling immediately after he get up from rest and headache along with visual disturbance from a week he consulted neuro surgeon. He told that is due to fluid imbalance in ear and He prescribed with a PETRIL BETA 10 (1-0-1). VERTIN 16. And he was already using RUSVAS 10 for lipid levels. Now this is third day with these tablets , he is feeling tiredness and body pains severely . What should he do ?