When using this product drowsiness will occur avoid alcoholic drinks do not drive a motor vehicle or operate machinery. 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. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. In case of overdose, get medical help or contact a poison control center (1-800-222-1222) right away. Stop use and ask a doctor if sleeplessness persists continuously for more than 2 weeks. Insomnia may be a symptom of a serious underlying medical illness. Ask a doctor or pharmacist before use if you are taking sedatives or tranquilizers. Do not use in children under 12 years of age with any other product containing diphenhydramine, even one used on skin.