Paralytic shellfish poisoning (PSP)

Foodborne illness that typically develops after consumption of shellfish contaminated with saxitoxin.

Tricyclic antidepressant (TCA) overdose

Poisoning caused by excessive medication of the tricyclic antidepressant (TCA) type.

Cheese reaction

Acute hypertensive crisis associated with monoamine oxidase inhibitor (MAOI) drugs taken with cheese, caused by an interaction of the MAOI with tyramine, formed in ripe cheese when bacteria provide an enzyme that reacts with the amino acid tyrosine in the cheese.

Lithium toxicity

Lithium is a monovalent cation (similar to sodium) with an unknown mechanism, is a very powerful, antimanic medication with a narrow therapeutic index.