Linezolid — Oxazolidinone antibiotic for resistant gram-positives; a reversible MAOI (serotonin risk).
Methylene blue — Methemoglobinemia antidote and potent MAOI; serotonergic combinations can be dangerous.
Moclobemide — Reversible MAO-A inhibitor (RIMA); safer tyramine profile; not marketed in the US.
Phenelzine — Irreversible, nonselective MAOI for atypical or resistant depression; tyramine restrictions apply.
Procarbazine — DNA-damaging chemotherapy used in lymphoma and brain-tumor regimens; weak MAO inhibition adds food and drug interaction concerns.
Rasagiline — Selective MAO-B inhibitor for Parkinson; no tyramine diet at usual dose.
Safinamide — Reversible MAO-B inhibitor added to levodopa for Parkinson wearing-off; can worsen dyskinesia and has important serotonergic interactions.
Selegiline — MAO-B-selective at low dose; the transdermal patch treats depression without diet at low strength.
Selegiline transdermal — MAOI antidepressant patch; the 6 mg/24 h dose needs no tyramine diet, sparing gut MAO-A.
Tedizolid — Once-daily oxazolidinone for acute bacterial skin infections, including MRSA; inhibits 50S protein synthesis.