Benadryl is used to treat sneezing; runny nose; itching, watery eyes; hives; rashes; itching; and other symptoms of allergies and the common cold.
Benadryl is also used to suppress coughs, to treat motion sickness, to induce sleep, and to treat mild forms of Parkinson’s disease.Benadryl is an antihistamine. Diphenhydramine blocks the effects of the naturally occurring chemical histamine in the body.
Benadryl may also be used for purposes other than those listed in this medication guide.
Most important: Use caution when driving, operating machinery, or performing other hazardous activities. Benadryl may cause dizziness or drowsiness. If you experience dizziness or drowsiness, avoid these activities. Use alcohol cautiously. Alcohol may increase drowsiness and dizziness while taking Benadryl.