corrective

alkalies are correctives of acids

penalties are correctives of immoral conduct

1605, Francis Bacon, Of the proficience and aduancement of learning diuine, and humane in The Twoo Bookes of Francis Bacon, London: Henrie Tomes, pp. 4b-5, If then such be the capacitie and receit of the mind of Man, it is manifest, that there is no daunger at all in the proportion or quantitie of knowledge howe large soeuer; least it should make it swell or outcompasse it selfe; no, but it is meerely the qualitie of knowledge, which be it in quantitie more or lesse, if it bee taken without the true correctiue thereof, hath in it some Nature of venome or malignitie, and some effects of that venome which is ventositie or swelling.

As the currents were changing rapidly, the captain had to make many corrective course changes.

Since the accident I've had to wear a corrective brace.