RESCUE Night is a combination of Rock Rose, Impatiens, Clematis, Star of Bethlehem and Cherry Plum (RESCUE), with an additional Bach Original Flower Essence White Chestnut; White Chestnut has been used to switch off the mind from unwanted repetitive thoughts. These flower essences combine to help you enjoy a natural night's sleep. Alcohol free. Established in 1860, Nelsons is Europe's oldest homeopathic manufacturer.