Is neomarcazole best tablet for hyperthy

I am suffering with hyperthyroidism for last 6 months. I am also suffering with atrial fibrillation. I am taking neomarcazole for last 6 months to treat hyperthyroidism. Is this best tablet to treat hyperthyroidism. As my thyroid levels are again got out of normal limit. After 6 months of taking neomarcazole, thyroid level are now again increased. It was controlled in feb and again controlled in may. I am also taking bp and pulse medicines (pantocid 40 mg bbf, dilzium SR 90 mg twice a day, Eliquis 5 mg twice a day, telmisartan (eritel 40 mg) twice a day and petril 0.5 mg before sleeping.  endocrine doctor increase or decrease this tablet after cheching thyroid level. It was controlled in feb and march but again went out of range. My questions 1: Is neomarcazole best medicine to treat hyperthyroidism. If not, then please suggest best medicine for hyperthyroidism. 2: Do I have to take bp and pulse medicine for whole life. I am taking blood thinner and bp/ puse medicine.