Remedy for Sick Head-ache

A table-spoonful of table salt; dissolved in a pint of water, as warm as you can drink it; take at two doses, and drink freely of luke-warm water, until it causes vomiting; put a hot brick to the feet, and avoid the air, which will check the perspiration.

Source: Domestic Cookery, Useful Receipts, and Hints to Young Housekeepers, Elizabeth E. Lea