Active ingredient
Diphenhydramine Hydrochloride
85 medications authorised for sale in Canada contain Diphenhydramine Hydrochloride.
How it is classified
- Dermatologicals
- Musculo-skeletal system
- Nervous system
- Respiratory system
The anatomical main group records the body system a medicine acts on. It is not a statement of what this ingredient treats, and nothing on this page is. Products containing this ingredient are classified under more than one group.
Products containing Diphenhydramine Hydrochloride
- Acetaminophen With Antihistamine Nighttime
- Advil Flu
- Advil Nighttime
- Aleve Nighttime
- Allergy Formula
- Allergy Formula
- Allergy Formula Caplets
- Allergy Formula Caplets
- Allergy Formula Extra Strength
- Allergy Formula Liquid Capsules
- Allernix
- Allernix Extra Strength
- Anti-Itch Cream
- Benadryl Allergy
- Benadryl Allergy Liquid
- Benadryl Allergy Liquigels
- Benadryl Allergy, Sinus & Pain Total
- Benadryl Bug Bite Relief
- Benadryl Itch Stopping Cream
- Benylin Extra Strength All-In-One Cold, Flu & Cough Night
- Benylin for Children All-In-One Cold & Fever Nightime
- Benylin for Children Cough Night
- Benylin Sleep Time
- Buckley's Nighttime Cough & Congestion
- Calamine Lotion With Antihistamine
- Calmylin
- Children's Allergy Formula Rapid Melts
- Children's Benadryl Allergy Liquid
- Children's Benadryl Bug Bite Relief
- Children's Clear Allergy Formula
- Children's Tylenol Cold and Cough Nighttime
- Children's Tylenol Complete Cold, Cough & Fever Nighttime
- Cold & Flu-In-One
- Cough Syrup
- Damylin With Codeine Syrup
- Diphenhydramine Hydrochloride Elixir Usp
- Diphenhydramine Hydrochloride Injection Usp
- Diphenhydramine Hydrochloride Injection, Usp
- Diphenist
- Dormiphen Extra-Fort Capsule
- Dormiphen Extra-Fort Comprime
- Extra Strength Allergy Formula Liquid Capsules
- Extra Strength Allergy Total
- Extra Strength Benadryl Allergy
- Extra Strength Benadryl Allergy Nighttime
- Extra Strength Dormex Caplets
- Extra Strength Dormex Capsules
- Extra Strength Flu Relief Nightime
- Extra Strength Nytol Quickgels
- Extra Strength Nytol Tab 50MG
- Extra Strength Sinutab Sinus Nighttime
- Extra Strength Total Symptom Relief Sugar-Free
- Extra Strength Tylenol Complete Cold, Cough & Flu Nighttime
- Extra Strength Tylenol Nighttime
- Flu Relief
- Flu, Cough & Cold Complete Day and Night
- Jamp Diphenhydramine 25 MG
- Jamp Diphenhydramine 50 MG
- Lotion Calamine Avec Antihistaminique
- Neocitran Extra Strength Cold & Cough Night
- Nighttime Cold
- Nighttime Flu, Cough & Cold Complete Relief Extra Strength
- Nighttime Sleep Aid
- Nighttime Total Cold and Flu
- Nyquil Hot Remedy
- Nytol Extra Strength Sleep Aid Caplet 50MG
- PDP-Diphenhydramine
- PDP-Diphenhydramine Extra Strength/ Extra Fort
- Regular Strength Sleep Aid
- Sleep Aid
- Sleep Aid
- Sleep Aid Liquid Fastgels
- Sleep-Eze
- Sleep-Eze Extra Strength Caplets
- Sleep-Eze Extra Strength Gelcaps
- Sleep-Eze Extra Strength Minis
- Sleep-Eze Eze-Free
- Sleep-Eze Eze-Liquid
- Sleep-Eze Regular Strength Caplets
- Total Cold & Flu Combo
- Unisom
- Zzzquil
- Zzzquil Liquid
- Zzzquil Nighttime Sleep Aid
- Zzzquil Sleep Aid
Strengths and forms differ between these products — check them against your own. Containing the same active ingredient does not mean two products can be substituted for each other: whether a substitution is permitted is a provincial decision, and this page does not show it. Ask a pharmacist.
Source: Health Canada — Drug Product Database. Data current as of 2026-08-12. Marketed human products only.