Separate the categories before drawing conclusions.
Whether a substance is controlled is different from whether a research protocol can be reviewed, whether a product may be imported for a trial, and whether a therapeutic claim is authorized. The FDA’s explanation of Investigational New Drug applications illustrates how investigational access is governed through a development process rather than by a simple yes-or-no status.
For a wider evidence map before interpreting any one jurisdiction, the organised ibogaine evidence archive keeps safety, efficacy, and policy questions in view together.