| You cannot use clenbuterol as a therapeutic drug, if | | | | with some similarities to ephedrine, but more potent |
| you are living in the United States. Clenbuterol, | | | | and longer-lasting effects as a stimulant and |
| commonly known as Clen, is the drug that is not | | | | thermogenic drug. Clenbuterol is quickly absorbed |
| approved for human use; it is only approved for | | | | (70-80%) body, and it remains in the body for awhile |
| horses in the United States. | | | | (25-39 hours). As a result of its long half life, the |
| The United States Food and Drug Administration | | | | adverse effects of clenbuterol are often prolonged. |
| approved the clenbuterol-based Ventipulmin Syrup, | | | | EFFECTS - Clenbuterol increases aerobic capacity, |
| produced by Boehringer Ingelheim Vetmedica, Inc., as a | | | | CNS stimulation, blood pressure, and oxygen |
| prescription-only drug for the treatment of airway | | | | transportation. It also increases the rate at which fat |
| obstruction in horses (0.8-3.2 m g/kg twice daily) in | | | | and protein is used up in the body at the same time as |
| 1998. Clenbuterol is not meant for human use or for | | | | slowing down the storage of glycogen. It produces |
| use in food-producing animals. As of fall, 2006, | | | | bronchodilation, stimulating the beta2-adrenergic |
| clenbuterol is not an ingredient of any therapeutic drug | | | | receptors on bronchial smooth muscle. It also |
| approved by the U.S. FDA. | | | | stimulates beta2-adrenergic receptors in other tissues, |
| But, outside the U.S., clenbuterol is often used as | | | | as well as beta1-adrenergic receptors, producing |
| prescription drug for the treatment of bronchial asthma | | | | adverse cardiovascular and neurological effects, such |
| in humans. It is used as a powerful, long-lasting | | | | as heart palpitations, muscle tremors, and nervousness. |
| bronchodilator and tocolytic in many countries of the | | | | The beta-adrenergic receptors' activation accounts for |
| world. It is available in tablets (0.01 or 0.02 mg per | | | | clenbuterol's ability to increase lean muscle mass and |
| tablet) and liquid preparations. | | | | reduce body fat. |
| However, clenbuterol is widely and generally used by | | | | DOSES - Clenbuterol's recommended dosage is |
| bodybuilders and athletes for its ability to increase lean | | | | 0.02-0.03 mg twice daily. When prescribed, it is usually |
| muscle mass and reduce body fat (i.e., repartitioning | | | | used in dosages anywhere from 20-60 micrograms a |
| effects). It is commonly used for smooth muscle | | | | day. A dose of about 150 µg should never be |
| relaxant properties. It is often used for its ability to alter | | | | exceeded in a day. It is typically used by athletes and |
| body composition by reducing body fat and increasing | | | | bodybuilders at a dose of 60-120 µg per day, but it is |
| skeletal muscle mass. It is usually often used in | | | | Clenbuterol abuse. Clenbuterol is usually used in liquid |
| combination with other performance enhancing drugs, | | | | form in equestrian usage. |
| such as anabolic steroids and growth hormone. | | | | On the Internet, clenbuterol is available in tablet, syrup, |
| However, clenbuterol is usually linked with significant | | | | and injectable forms. It is purportedly obtained by illegal |
| adverse cardiovascular and neurological effects. | | | | importation from other countries. |
| CHEMISTRY - Clenbuterol is a ß2 adrenergic agonist | | | | |