Before you begin using a medication, be sure to inform your doctor of any medical conditions or allergies you may have, any medications you are taking, whether you are pregnant or breast-feeding, and any other significant facts about your health. These factors may affect how you should use this medication.
Drowsiness/reduced alertness: This medication can cause drowsiness. Avoid driving or operating machinery until you have determined that this medication does not affect your ability to perform these tasks safely.
Medical conditions: If you have any of the following medical conditions, discuss with your doctor how this medication may affect your medical condition, how your medical condition may affect the dosing and effectiveness of this medication, and whether any special monitoring is needed:
- children with chronic lung disease or glaucoma
- enlarged prostate
- narrow-angle glaucoma
- peptic ulcer disease
- obstructed bladder
Skin conditions: The topical cream should not be used on chickenpox, measles, or extensive areas of the skin. If the condition worsens or lasts for longer than 7 days, contact your doctor. Other medications containing diphenhydramine (e.g., tablets, capsules, liquids) should not be used while using the cream.
Pregnancy: This medication should not be used during pregnancy unless the benefits outweigh the risks. If you become pregnant while taking this medication, contact your doctor immediately.
Breast-feeding: The safety of using this medication while breast-feeding has not been established. If you are a breast-feeding mother and are taking this medication, it may affect your baby. Talk to your doctor about whether you should continue breast-feeding.
Children: The safety and effectiveness of using this medication have not been established for children less than 2 years old.
Seniors: If you are a senior, this medication may be more likely to cause dizziness, drowsiness, and low blood pressure. Talk to your doctor or pharmacist before taking this medication.