Theriac

This excellent triacle Methridatum is nexte in qualitye and virtue to Theriaca... but onely Theriaca is a little hotter and stronger againste venyme of Snakes.

Source: wiktionary

Theriaca Andromachi, the Venice or Mithridate treacle... Theriaca communis, common treacle, or molasses... Theriaca Londinensis, a cataplasm of cummin seed, bay-berries, germander, snake-root, cloves and honey.

Source: wiktionary

From then on galene became the theriac par excellence, known simply as theriac, and there never was a more successful drug[…] Those who could afford it gulped down a bean-sized lump of theriac for practically everything from the Black Death to nothing at all, as a preventive.

Source: wiktionary

Theriac was essentially homeopathic in its supposed function, being an improvement on mithridate by virtue of containing more poisons.

Source: wiktionary