Clenbuterol is a compound that belongs to a class of drugs called beta2-agonists. Drugs in this category can cause dilation of the bronchial muscles. Beta2-agonists are often used to treat asthma.
In addition to being used to treat asthma, clenbuterol has become popular as a weight loss supplement. That’s because of its effect on muscle growth and fat reduction. This product has a 40mcg strength