Do not use in children under 12 years of age, with any other product containing diphenhydramine, even one used on skin. Ask a doctor before use if you have glaucoma, a breathing problem such as emphysema or chronic bronchitis, trouble urinating due to an enlarged prostate gland. Ask a doctor or pharmacist before use is you are taking sedatives or tranquilizers. When using this product avoid alcoholic beverages. Stop use and ask a doctor if sleeplessness persists continuously for more than 2 weeks. Insomnia may be a symptom of serious underlying medical illness. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. In case of accidental overdose get medical help or contact a Poison Control Center right away. Tamper Evident Feature: This product is protected in a sealed blister. Do not use if blister or printed foil is broken.