Painful Menstruation, a Good Tonic for

"This may be relieved by sitting over the steam of a strong decoction of tansy, wormwood, and yarrow, and fomenting the abdomen with the same. Then take the following in wineglassful doses:-- One ounce each of ground pine, southern wood, tansy, catnip and germander, simmering in two quarts of water down to three pints and pour boiling hot on one ounce of pennyroyal herb, strain when cold and take as per dose above."

Source: Mother's Remedies: Over One Thousand Tried and Tested Remidies from Mothers of the United States and Canada, T. J. Ritter