Wiktionary
interventive
a. Serving to intervene or interpose; intervening.
Usage examples of "interventive".
In the second approach, described as interventive, one injects an antibiotic inhibitor of RNA or protein synthesis, trains the animal and asks if it can still remember the task.
If we conduct an interventive experiment, and inject a drug which results in an animal not performing some task on which it has been trained 'correctly' (I won't bother putting that word into inverted commas henceforward.