4 adjectives to describe medicament

Everett persisted that the powder was a celebrated Eastern medicament, which would save, if anything could, his aunt's life.

When, tired with human ails, And tedious listening to the sick man's tales, Sore spent, and fretted, he comes home at eve, By mild medicaments you his toils deceive.

Far better, for a solitary exercise, is the Indian club, a lineal descendant of that antique one in whose handle rare medicaments were fabled to be concealed.

I can cry over its patient small-pox at five, and rougher medicaments I can lay its poor fevered head upon the sick pillow at Christ's and wake with it in surprise at the gentle posture of maternal tenderness hanging over it, that unknown had watched its sleep.

4 adjectives to describe  medicament