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Adverse reactions encountered in the administration of FORANE (isoflurane, USP) are in general dose dependent extensions of pharmacophysiologic effects and include respiratory depression, hypotension and arrhythmias.
Shivering, nausea, vomiting and ileus have been observed in the postoperative period.
As with all other general anesthetics, transient elevations in white blood count have been observed even in the absence of surgical stress. See WARNINGS for information regarding malignant hyperthermia and elevated carboxyhemoglobin levels.
During marketing, there have been rare reports of mild, moderate and severe (some fatal) postoperative hepatic dysfunction and hepatitis.
FORANE (isoflurane, USP) has also been associated with perioperative hyperkalemia (see WARNINGS).
The following adverse events have been identified during post-approval use of FORANE (isoflurane, USP). Due to the spontaneous nature of these reports, the actual incidence and relationship of FORANE (isoflurane, USP) to these events cannot be established with certainty.
Cardiac Disorders: Cardiac arrest
Hepatobiliary Disorders: Hepatic necrosis, Hepatic failure .
Read the Forane (isoflurane) Side Effects Center for a complete guide to possible side effects
Isoflurane potentiates the muscle relaxant effect of all muscle relaxants, most notably nondepolarizing muscle relaxants, and MAC (minimum alveolar concentration) is reduced by concomitant administration of N2O. See CLINICAL PHARMACOLOGY.
Read the Forane Drug Interactions Center for a complete guide to possible interactions
Last reviewed on RxList: 3/12/2010
This monograph has been modified to include the generic and brand name in many instances.
Additional Forane Information
- Forane Drug Interactions Center: isoflurane inhl
- Forane Side Effects Center
- Forane FDA Approved Prescribing Information including Dosage
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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