Page:Chronicles of pharmacy (Volume 2).djvu/34

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In some districts of France heads of vipers enclosed in little silk bags are worn by children to preserve them from croup and convulsions.

It was the addition of vipers to the confection of Mithridates that constituted the principal improvement effected by Andromachus in his composition of the electuary which came to be known as theriakon, and subsequently as theriaca. Therion was Greek for a wild beast, but came to mean specially a venomous serpent, and the compound may have been called theriaca either to indicate that vipers were an important ingredient, or that it would cure their bites.

According to Dr. Mead, Antonius Musa, physician to Octavius Cæsar, was one of the first physicians who recommended the flesh of vipers for medicinal use. Pliny states that he quickly cured inveterate ulcers by this remedy. It is possible, however, that Musa acquired his knowledge of this remedy from a Greek physician named Craterus, who had advised that in certain wasting diseases vipers should be eaten, dressed as fish. In Galen's time vipers had become common medicines, and were probably taken to some extent as a nourishing food.

Moses Charas studied vipers very closely, and wrote a treatise on their use in medicine (1669) which had a great reputation. He adopted the curious view of Van Helmont that the poison of the viper, which was supposed to be contained in the animal's saliva, was not there normally, but was created as the effect of rage and terror. According to Charas, the head of the viper, grilled and eaten, would cure its bite, or hung to the neck would cure quinsy. The brain similarly hung on the neck of an infant would greatly assist in cutting the teeth. The skin fastened round