1. Counteracting, modifying, or changing what is injurious. 2. A drug that modifies or corrects an undesirable or injurious effect of another drug. SYN: corrigent. [L. cor-rigo (conr-), pp. -rectus, to set right, fr. rego, to keep straight]
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cor·rec·tive kə-'rek-tiv adj intended to correct <\corrective lenses> <\corrective surgery>
cor·rec·tive·ly adv
corrective n a medication that removes undesirable or unpleasant side effects of other medication <phenobarbital acts as a \corrective in overcoming the insomnia produced by ephedrine>
Medical dictionary. 2011.