I am 51years old , hypertensive and diabetic for 10 years.At present on Amaryl,thyronorm,ramipril,amlodepin,nebicard,nurokind-in the morning,gluconorm,ramipril,amlodepin,storvas-at night.My diabetes and hypertension is poorly controlled in spite of taking above medicines regularly. I experienced severe breathlessness in my sleep at 3a.m.compelling me to sit till 6a.m.Then after feeling exhausted,I go to sleep again for2-3 hours.This happened in two successive nights.I feel tired and exhausted throughout the day.what is the future course of action?Istay in a remote place where medical service is very primitive.should I get echocardiography done?