Benadryl is an antihistamine that is available over the counter. It is very effective at treating symptoms of the common cold and allergies such as runny nose, sneezing and itching. Benadryl is also used to treat allergic reactions. However, it tends to make people very drowsy.
Active Ingredients in Benadryl
In each tablet:
Diphenhydramine HCl 25mg
Dosage and Directions
Adults and children over 12 years old:
- 1 to 2 tablets every 4 to 6 hours, not to exceed 6 doses in 24 hours
Children 6 to 12 years old:
- 12.5mg (1 Children's tablet) to 25mg (1 Adult tablet), not to exceed 6 doses in 24 hours
Children under 6 years old:
- Ask a doctor
Swallow whole, do not crush, chew or break.
Symptoms of allergies and the common cold including
- Runny nose
- Itchy, watery eyes
- Itching of the nose and throat
Side Effects of Benadryl
Diphenhydramine may cause:
- Marked drowsiness
- Excitability, especially in children
Do not use with any other products containing Diphenhydramine, even those used on the skin.
Avoid alcoholic drinks while taking Benadryl. Alcohol, sedatives and tranquilizers will increase drowsiness.
Do not drive or operate machinery while taking this medication until you know how it will affect you.
Keep out of reach of children.
In case of overdose, contact Poison Control or go to an Emergency Room immediately.
Ask a Doctor Before use if
- You have Glaucoma
- You have breathing problems, such as Emphysema or Chronic Bronchitis
- You have trouble urinating due to an enlarged prostate gland
- You are taking sedatives or tranquilizers
- You are pregnant or breastfeeding
Source: "Benadryl Allergy Ultratab Tablet Drug Facts." Pfizer Consumer Healthcare. 2007. Pfizer Inc. 22 Jan 2007.
"Benadryl Allergy Ultratab Tablet Drug Facts." Pfizer Consumer Healthcare. 2007. Pfizer Inc. 22 Jan 2007.