My father is a breath patient for the last 9-10 years, who currently takes formoflo 250 inhaler and tiva inhaler on the advice of a doctor, he used to smoke before but he had stopped smoking for the last 18-19 months, so one After a week, his voice sat as if he did not get any rest, after some home treatment, after which he consulted a doctor for breath and then referred him to ENT. Then treated ENT for a year, underwent various tests (CT scans) and Dad's throat was found to be swollen (according to the CT scan), now he needed to breathe more power and The voice is still sitting today. What to do?