Check our more Clenbuterol hydrochloride (Clen) for sale: 1) Clenbuterol hydrochloride (Clen)) 40mcg (50 pills) by Maxtreme – 32$ 2) Clenbuterol hydrochloride (Clen) 40mg (50 pills) Alpha Pharma – 16$ Clenbuterol is known as a sympathomimetic. These hormones are taken to mimic adrenaline and noradrenaline in the human body. Clenbuterol is a selective beta-2 agonist that is used to stimulate the beta-receptors in fat and muscle tissue in the body. Clenbuterol exhibits most of its effects on the stimulation of both type 2 and 3 beta-receptors. It is effective in helping to burn bodyfat. Clenbuterol is also effective in increasing muscle mass and decreasing fat loss. Clenbuterol generally come is 20 mcg tablets, although it is also available in syrup.