What Clenbuterol is

Class and mechanism

Clenbuterol is a Beta-2 adrenergic agonist. A long-acting selective beta-2 agonist. Bronchodilator by licensed indication; studied for thermogenesis and lipolysis through beta-adrenergic signalling.

Where it sits

Ancillary compounds sit alongside a primary compound rather than replacing it. They are usually pharmaceutical products with long established use outside this context.

Worth knowing

Beta-2 receptor downregulation with continuous exposure is well documented and is the pharmacological basis for the intermittent schedules described in the literature.

Other names

Clenbuterol is also written as Clen. The same molecule appears under more than one name, which is worth knowing when comparing listings between suppliers.

Others in the ancillary compounds range

Clenbuterol sits in the ancillary compounds group. The compounds below share that grouping, which is the useful starting point when comparing one against another: same group means the comparison is like for like, different group usually means it is not.