Antihypertensive drugs fall into the following four major categories according to their site of action, but there is considerable overlap: 1. Sympathetic Inhibitors 2. Vasodilators 3. Captopril 4. Diuretics. 1. Sympathetic Inhibitors: A. Central and Peripheral Inhibitors: i. Rauwolfia Group of Drugs: These are useful in mild to moderate hypertension. Rauwolfia serpentina is used in the form of dried extract, [...]
Effects of high altitude (HA) have been encountered in aviation and mountaineering, but here the aviator or mountaineer goes fully prepared for a short stay. With introduction of pressurized planes many of the high altitude problems in commercial aviation have been solved. But in case of men who have to go to the mountains at short notice and stay there [...]
The term Cor Pulmonale was introduced by Stuart Harris (1952), Chronic Pulmonary Heart Disease (CPHD) or chronic cor pulmonale; is characterised by hypertrophy of the right ventricle, due to hypertension in the pulmonary circuit caused by chronic lung disease or pulmonary vascular pathology. But CPHD does not include cardiac damage due to pulmonary hypertension of mitral stenosis or congenital heart [...]