Racemic epinephrine

Racemic epinephrine is a racemic mixture of epinephrine and is a sympathomimetic bronchodilator that is delivered by aerosol. Commonly used in croup (laryngotracheobronchitis) and when stridor is present after removal of an endotracheal tube (extubation). Racemic epinephrine prepared for aerosolization is equivalent to a 1:100 dose of epinephrine.