Isoniazid and Nalbuphine interaction
Isoniazid and Nalbuphine: the Nalbuphine prescribing label flags this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
From the Nalbuphine (Nalbuphine Hydrochloride) label · effective 2026-07-16
Monoamine Oxidase Inhibitors (MAOIs) MAOI (e.g., phenelzine, tranylcypromine, linezolid) interactions with opioids may manifest as serotonin syndrome [see PRECAUTIONS; Drug Interactions ] or opioid toxicity (e.g., respiratory depression, coma [see WARNINGS ]).
The use of Nalbuphine Hydrochloride Injection is not recommended for patients taking MAOIs or within 14 days of stopping such treatment.
Monoamine Oxidase Inhibitor (MAOI) Interaction Inform patients to avoid taking Nalbuphine Hydrochloride Injection while using any drugs that inhibit monoamine oxidase.
…drugs that effect the serotonin neurotransmitter system (e.g., mirtazapine, trazodone, tramadol), certain muscle relaxants (i.e., cyclobenzaprine, metaxalone), and monoamine oxidase (MAO) inhibitors (those intended to treat psychiatric disorders and also others, such as linezolid and intravenous methylene blue), has resulted in serotonin syndrome [see PRECAUTIONS;…
Patients should not start MAOIs while taking Nalbuphine Hydrochloride Injection [see PRECAUTIONS; Drug Interactions ].
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot 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.