Albuterol (as sulfate) 0.5%. By nebulizer: 2.5mg (0.5mL of 0.5% diluted to 3mL with sterile normal saline, or 3mL of 0.083%) 3–4 times daily. Avoid excessive use. Sensitivity to sympathomimetics ...

Albuterol (as sulfate) 0.083%; soln for inh. Avoid excessive use. Sensitivity to sympathomimetics. Discontinue if paradoxical bronchospasm or cardiovascular effects occur. Cardiovascular disease ...

Albuterol can be administered "through an inhaler or as an aerosolized solution through a nebulizer machine." The latter type is currently facing a national shortage in the United States.

Primatene and prescription albuterol are different medications, with different active ingredients, uses, and side effects.