Isoproterenol: Side Effects, Uses & Monitoring
Isoproterenol hydrochloride injection is indicated: For mild or transient episodes of heart block that do not require electric shock or pacemaker therapy.
- Data source
- FDA labeling via NIH DailyMed (label 1afd7fc5…)
- Label version
- current
- Last reviewed
- 2026
Reported adverse reactions
Reactions listed in current FDA labeling, with the highest frequency reported across summarized placebo-controlled trials.
No structured frequency data available in current labeling. Consult the official label.
Labeled uses (from FDA prescribing information)
Isoproterenol hydrochloride injection is indicated: For mild or transient episodes of heart block that do not require electric shock or pacemaker therapy. For serious episodes of heart block and Adams-Stokes attacks (except when caused by ventricular tachycardia or fibrillation). (see CONTRAINDICATIONS ) For use in cardiac arrest until electric shock or pacemaker therapy, the treatments of choice, is available. (see CONTRAINDICATIONS ) For bronchospasm occurring during anesthesia. As an adjunct to fluid and electrolyte replacement therapy and the use of other drugs and procedures in the treatment of hypovolemic and septic shock, low cardiac output (hypoperfusion) states, congestive heart failure, and cardiogenic shock. (see WARNINGS )
Conditions associated with Isoproterenol in labeling
Frequently Asked Questions
What is Isoproterenol used for?
FDA labeling lists the approved uses shown above under "Labeled uses." This summary is informational; only a qualified prescriber can determine whether a medication is appropriate for you.
What are the most commonly reported side effects of Isoproterenol?
Current labeling for this ingredient does not include a structured frequency table that we can reproduce. Review the official label linked below.
Does Isoproterenol require lab monitoring?
Monitoring needs vary. Ask your healthcare provider whether any lab tests apply while taking Isoproterenol.
Where does this information come from?
All clinical facts on this page were extracted from the current FDA-registered product labeling for this ingredient, published by manufacturers through NIH DailyMed. See the source link below.
Medical disclaimer: Educational content extracted from public FDA labeling. Not medical advice. Always consult a qualified healthcare professional before starting, stopping, or changing any medication.