“Legal,” “illegal,” and “available” are often treated as interchangeable terms, but they are not. A substance can be controlled under national law while research is permitted under narrow conditions. It can also be unlisted in a particular jurisdiction without being approved as a medicine, or be subject to rules that change at the border, in customs practice, or at the level of a local authority.
Ibogaine is an indole alkaloid associated with the iboga plant, a distinction reflected in the background collected in the ibogaine entry. That basic description does not settle what a traveler, researcher, family, or provider may lawfully do in a particular place.
For a broader orientation before comparing jurisdictions, the country-by-country legal context should be read alongside this page. The practical question is usually not only whether a rule exists, but which activity the rule addresses: possession, importation, prescribing, clinical research, manufacturing, advertising, or provision of a service.