Natrol This product is not intended to treat insomnia or other sleep disorders. Consult a physician before use if under 18, taking medication, pregnant or lactating, or if you have an autoimmune condition or depressive disorder. Melatonin may cause drowsiness; do not drive or operate heavy machinery after use. For occasional short-term use only. Use only as directed and do not exceed suggested use. Keep out of reach of children. Store in a cool, dry place. Supermarket