Good for a Cold

The juice of two lemons in half a tumbler of luke warm water.

Source: Flint Hills Cook Book

To Prevent Styes

Bathe the eye every fifteen minutes in quite warm water; if applied when the soreness first appears, it is a sure preventive, otherwise it will greatly relieve. Also moisten green tea leaves and bind on the stye.

Source: 76: A Cook Book

Chronical Headache

Keep your feet in warm water a quarter of an hour before you go to bed, for two or three weeks. Tried.

Or wear tender Hemlock-Leaves under the feet, changing them daily.

Or order a tea-kettle of cold water to be poured on your head, every morning in a slender stream.

Or take a large tea-cupful of Carduus Tea, without sugar, fasting for six or seven mornings. Tried.

Source: Primitive Physic: or an easy and natural method of curing most diseases, John Wesley.