Desflurane and Hydrocodone and homatropine interaction

Desflurane and Hydrocodone and homatropine: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.

Major

Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.

What the FDA labels say

From the Hydrocodone and homatropine (Hydrocodone Bitartrate and Homatropine Methylbromide) label · effective 2026-05-07

Major

…ABUSE, AND MISUSE; LIFE-THREATENING RESPIRATORY DEPRESSION; ACCIDENTAL INGESTION; MEDICATION ERRORS; CYTOCHROME P450 3A4 INTERACTION; CONCOMITANT USE WITH BENZODIAZEPINES OR OTHER CNS DEPRESSANTS; INTERACTION WITH ALCOHOL; NEONATAL OPIOID WITHDRAWAL SYNDROME Addiction, Abuse, and Misuse Hydrocodone bitartrate and homatropine methylbromide exposes patients and…

Boxed warningby drug classView label on DailyMed
Major

Risks from Concomitant Use with Benzodiazepines or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death .

Boxed warningby drug classView label on DailyMed
Major

Avoid the use of hydrocodone bitartrate and homatropine methylbromide in patients taking benzodiazepines, other CNS depressants, or alcohol [see Warnings and Precautions (5.8) , Drug Interactions (7.5) ] .

Boxed warningby drug classView label on DailyMed
Major

WARNING: ADDICTION, ABUSE, AND MISUSE;LIFE-THREATENING RESPIRATORY DEPRESSION; ACCIDENTAL INGESTION; MEDICATION ERRORS; CYTOCHROME P450 3A4 INTERACTION; CONCOMITANT USE WITH BENZODIAZEPINES OR OTHER CNS DEPRESSANTS; INTERACTION WITH ALCOHOL; NEONATAL OPIOID WITHDRAWAL SYNDROME See full prescribing information for complete boxed warning.

Boxed warningby drug classView label on DailyMed
Major

Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death.

Boxed warningby drug classView label on DailyMed

From the Desflurane (Suprane) label · effective 2026-07-15

Moderate

Benzodiazepines and Opioids (MAC Reduction) Benzodiazepines and opioids decrease the amount of desflurane (MAC) needed to produce anesthesia.

Drug interactionsby drug classView label on DailyMed
Moderate

Neuromuscular Blocking Agents Anesthetic concentrations of desflurane at equilibrium (administered for 15 or more minutes before testing) reduced the ED 95 of succinylcholine by approximately 30% and that of atracurium and pancuronium by approximately 50% compared to N 2 O/opioid anesthesia (see Table 4).

Drug interactionsby drug classView label on DailyMed
Moderate

During maintenance of anesthesia, the dose of nondepolarizing muscle relaxants is likely to be reduced compared to that during N2O/opioid anesthesia.

Drug interactionsby drug classView label on DailyMed
Moderate

• Concomitant use of N 2 O, benzodiazepines and/or opioids reduces the MAC of SUPRANE.

Drug interactionsby drug classView label on DailyMed

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Not medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.