HomeopathicNatural Relief for Menstrual Cramps and Irritability.Formerly Hyland"s # 24, Hyland"s PMS is a traditional homeopathic formula for the relief of symptoms of painful menstruation, cramping and irritability associated with the menstrual period. Working without contraindications or side effects, Hyland"s PMS stimulates your body"s natural healing response to relieve symptoms. Hyland"s PMS can be used in conjunction with other medications. Relief of symptoms of menstrual pain, cramping and irritability associated with the menstrual period.