: a beta-agonist bronchodilator administered by oral inhalation in the form of its hydrochloride C13H21NO3·HCl or tartrate (C13H21NO3)2·C4H6O6 to treat bronchospasm associated especially with asthma

called also levosalbutamol

Note: Levalbuterol is an enantiomer of albuterol and is marketed under the trademark Xopenex.

Browse Nearby Words

Cite this Entry

“Levalbuterol.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/levalbuterol. Accessed 7 Jul. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!