Skip to main content
MedicHelpLine
Verified Professional Network190+ CountriesHIPAA-Aware Platform
Back to Drug Index
General MedicationsORALHigh Alert

Allergy Relief Extra Strength

DIPHENHYDRAMINE HCL

Standard Dose
Directions do not take more than directed do not take more than 6 times in 24 hours adults and children 12 years and over: take 1 caplet every 4 to 6 hours, or as directed by a doctor children under 12 years: do not use
Max Dose
See official label
Primary Use
Uses temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: runny nose itchy, watery eyes sneezing itching of the nose or throat temporarily relieves these symptoms due to the common cold: runny nose sneezing
Summary

Indications and usage Uses temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: runny nose itchy, watery eyes sneezing itching of the nose or throat temporarily relieves these symptoms due to the common cold: runny nose sneezing Dosage and administration Directions do not take more than directed do not take more than 6 times in 24 hours adults and children 12 years and over: take 1 caplet every 4 to 6 hours, or as directed by a doctor children under 12 years: do not use Warnings and cautions Warnings Do not use with any other product containing diphenhydramine, even one used on skin Ask a doctor before use if you have a breathing problem such as emphysema or chronic bronchitis glaucoma difficulty in urination due to enlargement of the prostate gland Ask a doctor or pharmacist before use if you are taking sedatives or tranquilizers.

When using this product excitability may occur, especially in children marked drowsiness may occur alcohol, sedatives, and tranquilizers may increase drowsiness avoid alcoholic beverages use caution when driving a motor vehicle or operating machinery If pregnant or breast-feeding, ask a health professional before use.

Structured Monograph

Clinical summary

Indications and usage Uses temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: runny nose itchy, watery eyes sneezing itching of the nose or throat temporarily relieves these symptoms due to the common cold: runny nose sneezing Dosage and administration Directions do not take more than directed do not take more than 6 times in 24 hours adults and children 12 years and over: take 1 caplet every 4 to 6 hours, or as directed by a doctor children under 12 years: do not use Warnings and cautions Warnings Do not use with any other product containing diphenhydramine, even one used on skin Ask a doctor before use if you have a breathing problem such as emphysema or chronic bronchitis glaucoma difficulty in urination due to enlargement of the prostate gland Ask a doctor or pharmacist before use if you are taking sedatives or tranquilizers. When using this product excitability may occur, especially in children marked drowsiness may occur alcohol, sedatives, and tranquilizers may increase drowsiness avoid alcoholic beverages use caution when driving a motor vehicle or operating machinery 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 right away.

Monitoring

  • Warnings Do not use with any other product containing diphenhydramine, even one used on skin Ask a doctor before use if you have a breathing problem such as emphysema or chronic bronchitis glaucoma difficulty in urination due to enlargement of the prostate gland Ask a doctor or pharmacist before use if you are taking sedatives or tranquilizers.
  • When using this product excitability may occur, especially in children marked drowsiness may occur alcohol, sedatives, and tranquilizers may increase drowsiness avoid alcoholic beverages use caution when driving a motor vehicle or operating machinery 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 right away.

Interaction Notes

  • Review official label interaction section.