Kalms Sleep Tablets Kalms Sleep promotes a refreshing nights sleep & will help to restore normal sleep patterns. It is completely natural, containing a blend of herbs traditionally used for their sedative action known to be particularly effective in the case of sleep disorders. Directions: Swallow 3 or 4 tablets whole, one hour before bedtime. Do not chew. Do not take Kalms Sleep on an empty stomach. Not recommended for anyone under 18 years old. Do not take if you are allergic to any of the ingredients. It is best not to take any non-essential medication when pregnant or breast-feeding.