- remedial - tending or intended to rectify or improve; "a remedial reading course"; "remedial education"
Antonym: worsening (indirect, via bettering)
- curative, healing, alterative, remedial, sanative, therapeutic - tending to cure or restore to health; "curative powers of herbal remedies"; "her gentle healing hand"; "remedial surgery"; "a sanative environment of mountains and fresh air"; "a therapeutic agent"; "therapeutic diets"
Antonym: unhealthful (indirect, via healthful)