Clenbuterol is a drug for asthma, a widely used around the globe. This medicine usually comes in the type of 20mcg tablets, although it also occurs in the type of syrup or injections. It belongs to a broad group of medicines known as sympathomimetics. These measures affecting the sympathetic nervous method in several ways, by stimulating adrenergic receptors, & increased production of catabolic hormones, also called katecholaminami (such as dopamine, epinephrine & nor epinephrine, which are secreted in the adrenal region. These hormones affect the degree of the first muscle smooth, but not in the same way at all. Some will be stimulated, & some the opposite. Among these calm down there’s respiratory muscles, which explains the use in patients with breathing issues. Clenbuterol also increases the thermogenesis method. usually connects to this increases blood pressure, the effect of stimulation of the heart muscle as well as a significant increase in body temperature. the body is 9 types of adrenergic receptors, divided in to types Alpha & Beta, & subcategories identified in figures. Sympathomimetics used to treat asthma, hypertension, cardiovascular shock – cardiovascular, arrhythmia, migraines.