What Kalms Night One-A-Night is and what it is used for Kalms Night One-A-Night is a traditional herbal medicinal product containing valerian root, used for the temporary relief of sleep disturbances, based on traditional use only. Before you take Kalms Night One-A Night Do not take Kalms Night One-A-Night if you: • Are allergic to any of the ingredients . Taking other medicines Please tell your doctor or pharmacist if you are taking or have recently taken any other medicines, including: • Medicines which make you drowsy • Medicines obtained without a prescription. Taking Kalms Night One-A-Night with food and drink Alcohol may increase the sedative effect of Kalms Night One-A-Night. Therefore, excessive alcohol consumption should be avoided whilst you are taking Kalms Night One-A-Night. Pregnancy and breast-feeding Kalms Night One-A-Night is not recommended for use during pregnancy or when breast-feeding. Ask your doctor or pharmacist for advice before taking any medicine. Driving and using machines Kalms Night One-A-Night is used traditionally to help you sleep. This could affect your ability to drive or operate machinery. If affected: • Do not drive because Kalms Night One-A-Night could stop you driving safely • Do not operate any tools or machinery.