Clenbuterol is a widely used bronchodilator in many parts of the world. Clenbuterol is most often prepared in 20 or 40 mcg tablets. Clenbuterol also exhibits an extremely long half-life in the body, which is measured to be approximately 34 hours long. This makes steady blood levels easy to achieve, requiring only a single or twice daily dosing schedule at most.
This compound is additionally a known thermogenic, with beta-2 agonists like clenbuterol shown to directly stimulate fat cells and accelerate the breakdown of triglycerides to form free fatty acids. Its efficacy in this area makes clenbuterol a very attractive, and today almost mandatory, pre-contest drug.
When using Clenbuterol for fat loss, the primary effect of the drug, it seems to work well for approximately 4-6 weeks. During this period, users will want to constantly monitor their body temperature. We are assured clenbuterol is working by the temperature elevation. Once the temperature drops back to normal, clenbuterol is no longer exhibiting a thermogenic effect. At this point increasing the dosage would not be very effective, and a break for at least a few weeks should be taken before it is used again effectively.