The following reactions to isoproterenol hydrochloride injection have been reported:
CNS: Nervousness, headache, dizziness, nausea, visual blurring.
Cardiovascular: Tachycardia, palpitations, angina, Adams-Stokes attacks, pulmonary edema, hypertension, hypotension, ventricular arrhythmias, tachyarrhythmias.
In a few patients, presumably with organic disease of the AV node and its branches, isoproterenol hydrochloride injection has been reported to precipitate Adams-Stokes seizures during normal sinus rhythm or transient heart block.
Other: Flushing of the skin, sweating, mild tremors, weakness, pallor.