Important Information on Benadryl
Benadryl can potentially interact with several other medicines (see Benadryl Drug Interactions).
What Should I Tell My Healthcare Provider Before Taking Benadryl?
You should talk with your healthcare provider prior to taking this medication if you have:
- Stomach ulcers
- Gastroesophageal reflux disease (GERD)
- An enlarged prostate (also known as benign prostatic hyperplasia, or BPH)
- Difficulty passing urine
- An overactive thyroid (hyperthyroidism)
- Heart disease
- High blood pressure (hypertension)
- Chronic obstructive pulmonary disease (COPD)
- Any allergies, including allergies to food, dyes, or preservatives.
Also, let your healthcare provider know if you are:
- Pregnant or thinking of becoming pregnant (see Benadryl and Pregnancy)
- Breastfeeding (see Benadryl and Breastfeeding).
Make sure to tell your healthcare provider about any other medications you are taking, including prescription and non-prescription medicines, vitamins, and herbal supplements.
(Click Benadryl Warnings and Precautions to learn more, including information on who should not take the drug.)
What If I Take an Overdose?
An overdose with Benadryl can cause serious problems. If you happen to overdose on this medication, seek immediate medical attention.
(Click Benadryl Overdose for more information.)