Planep-T 10 mg Kit Tablet belongs to a class of medicine called 'diuretics' (water pills) primarily used to remove excess water from the body. It also maintains the bloodstream's potassium level and prevents hypertension (high blood pressure) due to oedema (fluid retention). Oedema or fluid overload is associated with pulmonary hypertension (high blood pressure in the lung) or heart failure (irregular heart pumping). Leg swelling is the main characteristic of oedema, accompanied by shortness of breath, chest pain (angina), abnormal heart rhythms (arrhythmia) and swelling in other hands or abdomen areas.