What drugs can a pharmacist in Ontario Prescribe
Here you GO folks, a compiled list of what drugs can be prescribed/ recommended by yours truly MisterPharmacist in Ontario. I get this question a lot .
Please note that the brand names and availability are based on the Canadian market, and the side effects listed are not exhaustive. Always consult MisterPharmacist for an initial assessment followed by your primary care physician if needed.
Ontario Patients with an Valid OHIP Card- Start your assessment HERE
Acne (mild): Skin & Mucous Membrane Agents
Adapalene (Differin)
– Indication: Mild to moderate acne
– Side Effects: Skin irritation, dryness, redness
Azelaic acid (Finacea)
– Indication: Mild to moderate acne, rosacea
– Side Effects: Burning, stinging, tingling
Benzoyl peroxide (Benzagel)
– Indication: Acne
– Side Effects: Dry skin, peeling, redness
Clindamycin (Dalacin T)
– Indication: Acne
– Side Effects: Dryness, burning, itching
Dapsone (Aczone)
– Indication: Acne
– Side Effects: Dryness, redness, oiliness
Erythromycin (Erysol)
– Indication: Acne
– Side Effects: Dryness, itching, burning
Glycolic acid (Reversa)
– Indication: Acne, skin aging
– Side Effects: Irritation, redness, peeling
Salicylic acid (Clean & Clear)
– Indication: Acne
– Side Effects: Peeling, dryness, irritation
Tazarotene (Tazorac) Manufacturer Discontinued
– Indication: Acne, psoriasis
– Side Effects: Skin irritation, dryness, redness
Tretinoin (Retin-A)
– Indication: Acne
– Side Effects: Dryness, peeling, redness
Trifarotene (Aklief)
– Indication: Acne
– Side Effects: Irritation, redness, dryness

Allergic rhinitis: Antihistamineszelastine (contained in Dymista)
– Indication: Allergic rhinitis
– Side Effects: Drowsiness, dry mouth, headache
Bilastine (Blexten)
– Indication: Allergic rhinitis, urticaria
– Side Effects: Drowsiness, dry mouth, fatigue
Cetirizine (Reactine)
– Indication: Allergic rhinitis, urticaria
– Side Effects: Drowsiness, dry mouth, dizziness
Cyproheptadine (Periactin)
– Indication: Allergic rhinitis, urticaria, appetite increase
– Side Effects: Drowsiness, dry mouth, constipation
Desloratadine (Aerius)
– Indication: Allergic rhinitis, urticaria
– Side Effects: Fatigue, dry mouth, headache
Fexofenadine (Allegra)
– Indication: Allergic rhinitis, urticaria
– Side Effects: Headache, nausea, dizziness
Loratadine (Claritin)
– Indication: Allergic rhinitis, urticaria
– Side Effects: Headache, dry mouth, fatigue
Olopatadine (Pataday, Patanol)
– Indication: Allergic rhinitis
– Side Effects: Dry mouth, headache, bitter taste
Rupatadine (Rupall)
– Indication: Allergic rhinitis, urticaria
– Side Effects: Drowsiness, fatigue, dry mouth

MisterPharmacist TIP: Obtaining a pharmacist prescription for OTC products like Allegra, Reactine, Claritin – although may not be covered by your insurance, will allow you to save 13% on HST. That can add up!!
Allergic rhinitis: Corticosteroids
Beclomethasone (Beconase)
– Indication: Allergic rhinitis
– Side Effects: Nosebleeds, dry nose, headache
Budesonide (Rhinocort)
– Indication: Allergic rhinitis
– Side Effects: Nosebleeds, dry nose, sore throat
Ciclesonide (Omnaris)
– Indication: Allergic rhinitis
– Side Effects: Nosebleeds, headache, dry nose
Fluticasone (Flonase)
– Indication: Allergic rhinitis
– Side Effects: Nosebleeds, dry nose, headache
Mometasone (Nasonex)
– Indication: Allergic rhinitis
– Side Effects: Nosebleeds, headache, sore throat
Triamcinolone (Nasacort)
– Indication: Allergic rhinitis
– Side Effects: Nosebleeds, dry nose, headache

Candidal stomatitis: Antifungals
Nystatin (Mycostatin)
– Indication: Candidal infections
– Side Effects: Nausea, vomiting, diarrhea
Conjunctivitis (bacterial, allergic or viral): Antiallergic Agents
– Antazoline (Vasocon)
– Indication: Allergic conjunctivitis
– Side Effects: Eye irritation, dry eyes, blurred vision
– Bepotastine (Bepreve)
– Indication: Allergic conjunctivitis
– Side Effects: Eye irritation, dry eyes, headache
– Cromolyn sodium (Opticrom)
– Indication: Allergic conjunctivitis
– Side Effects: Eye irritation, stinging, burning
– Ketotifen (Zaditen)
– Indication: Allergic conjunctivitis
– Side Effects: Eye irritation, dry eyes, headache
– Lodoxamide (Alomide)
– Indication: Allergic conjunctivitis
– Side Effects: Eye irritation, burning, stinging
– Olopatadine (Patanol/Pataday)
– Indication: Allergic conjunctivitis
– Side Effects: Eye irritation, dry eyes, blurred vision
– Pheniramine (Visine-A)
– Indication: Allergic conjunctivitis
– Side Effects: Eye irritation, dry eyes, stinging

Conjunctivitis (bacterial, allergic or viral): Antibacterials
– Erythromycin (Ilotycin or generic)
– Indication: Bacterial conjunctivitis
– Side Effects: Eye irritation, stinging, redness
– Fusidic acid (Fucithalmic)
– Indication: Bacterial conjunctivitis
– Side Effects: Eye irritation,stinging, redness
– Gramicidin (Neosporin)
– Indication: Bacterial conjunctivitis
– Side Effects: Eye irritation, stinging, redness
– Polymyxin B (Polytrim)
– Indication: Bacterial conjunctivitis
– Side Effects: Eye irritation, stinging, redness
– Tobramycin (Tobrex)
– Indication: Bacterial conjunctivitis
– Side Effects: Eye irritation, stinging, redness
– Trimethoprim (Polytrim)
– Indication: Bacterial conjunctivitis
– Side Effects: Eye irritation, stinging, redness

Conjunctivitis (bacterial, allergic or viral): Vasoconstrictors
– Naphazoline (Clear Eyes)
– Indication: Red eyes, allergic conjunctivitis
– Side Effects: Eye irritation, dry eyes, headache
– Oxymetazoline (Visine LR)
– Indication: Red eyes, allergic conjunctivitis
– Side Effects: Eye irritation, dry eyes, headache
– Phenylephrine (Neo-Synephrine)
– Indication: Red eyes, allergic conjunctivitis
– Side Effects: Eye irritation, dry eyes, headache
– Tetrahydrozoline (Visine)
– Indication: Red eyes, allergic conjunctivitis
– Side Effects: Eye irritation, dry eyes, headache

Dermatitis (atopic/eczema, allergic or contact): Anti-inflammatory Agents
– Beclomethasone (Dermovate)
– Indication: Atopic dermatitis, eczema
– Side Effects: Skin thinning, irritation, redness
– Betamethasone valerate (Valisone)
– Indication: Atopic dermatitis, eczema
– Side Effects: Skin thinning, irritation, redness
– Clobetasone (Eumovate)
– Indication: Atopic dermatitis, eczema
– Side Effects: Skin thinning, irritation, redness
– Crisaborole (Eucrisa)
– Indication: Atopic dermatitis
– Side Effects: Burning, stinging, redness
– Desonide (Generic)
– Indication: Atopic dermatitis, eczema
– Side Effects: Skin thinning, irritation, redness
– Fluocinolone (Synalar)
– Indication: Atopic dermatitis, eczema
– Side Effects: Skin thinning, irritation, redness
– Hydrocortisone (Cortate)
– Indication: Atopic dermatitis, eczema
– Side Effects: Skin thinning, irritation, redness
– Prednicarbate (Dermatop)
– Indication: Atopic dermatitis, eczema
– Side Effects: Skin thinning, irritation, redness
– Triamcinolone (Kenalog)
– Indication: Atopic dermatitis, eczema
– Side Effects: Skin thinning, irritation, redness

Dermatitis (diaper): Antifungals
Ciclopirox (Loprox)
– Indication: Fungal infections, diaper dermatitis
– Side Effects: Irritation, redness, burning
Clotrimazole (Canesten)
– Indication: Fungal infections, diaper dermatitis
– Side Effects: Irritation, redness, burning
Ketoconazole (Nizoral)
– Indication: Fungal infections, diaper dermatitis
– Side Effects: Irritation, redness, burning
Miconazole (Micatin)
– Indication: Fungal infections, diaper dermatitis
– Side Effects: Irritation, redness, burning
Nystatin (Mycostatin)
– Indication: Fungal infections, diaper dermatitis
– Side Effects: Irritation, redness, burning

Dermatitis (diaper): Anti-inflammatory Agents
Desonide (Generic)
– Indication: Diaper dermatitis, eczema
– Side Effects: Skin thinning, irritation, redness
Hydrocortisone (Cortate/Poly 1%)
– Indication: Diaper dermatitis, eczema
– Side Effects: Skin thinning, irritation, redness
Dysmenorrhea: Nonsteroidal Anti-inflammatory Agents
Acetylsalicylic acid (ASA) (Aspirin)
– Indication: Pain relief, dysmenorrhea
– Side Effects: Stomach upset, bleeding, ulcers
– Celecoxib (Celebrex)
– Indication: Pain relief, dysmenorrhea
– Side Effects: Stomach upset, bleeding, ulcers
– Diclofenac (Voltaren)
– Indication: Pain relief, dysmenorrhea
– Side Effects: Stomach upset, bleeding, ulcers
– Flurbiprofen (Ansaid)Brand D/C
– Indication: Pain relief, dysmenorrhea
– Side Effects: Stomach upset, bleeding, ulcers
– Ibuprofen (Advil)
– Indication: Pain relief, dysmenorrhea
– Side Effects: Stomach upset, bleeding, ulcers
– Ketoprofen (Orudis) Brand D/C
– Indication: Pain relief, dysmenorrhea
– Side Effects: Stomach upset, bleeding, ulcers
– Mefenamic acid (Ponstan)
– Indication: Pain relief, dysmenorrhea
– Side Effects: Stomach upset, bleeding, ulcers
– Naproxen (Aleve)
– Indication: Pain relief, dysmenorrhea
– Side Effects: Stomach upset, bleeding, ulcers

Gastroesophageal reflux disease (GERD): Antacids and Adsorbents
– Alginic acid (Gaviscon)
– Indication: GERD, heartburn
– Side Effects: Constipation, diarrhea, stomach cramps
– Aluminum hydroxide (Amphojel)
– Indication: GERD, heartburn
– Side Effects: Constipation, diarrhea, stomach cramps
– Calcium carbonate (Tums)
– Indication: GERD, heartburn
– Side Effects: Constipation, diarrhea, stomach cramps
– Magnesium salts (Milk of Magnesia)
– Indication: GERD, heartburn
– Side Effects: Diarrhea, stomach cramps, nausea
Gastroesophageal reflux disease (GERD): Histamine H2-Antagonists
– Cimetidine (Tagamet) Brand D/C
– Indication: GERD, heartburn
– Side Effects: Headache, diarrhea, dizziness
– Famotidine (Pepcid)
– Indication: GERD, heartburn
– Side Effects: Headache, diarrhea, dizziness
– Nizatidine (Axid) Brand D/C
– Indication: GERD, heartburn
– Side Effects: Headache, diarrhea, dizziness
– Ranitidine (Zantac) D/C
– Indication: GERD, heartburn
– Side Effects: Headache, diarrhea, dizziness
Gastroesophageal reflux disease (GERD): Proton-Pump Inhibitors
– Dexlansoprazole (Dexilant)
– Indication: GERD, heartburn
– Side Effects: Headache, diarrhea, nausea
– Esomeprazole (Nexium)
– Indication: GERD, heartburn
– Side Effects: Headache, diarrhea, nausea
– Lansoprazole (Prevacid)
– Indication: GERD, heartburn
– Side Effects: Headache, diarrhea, nausea
– Omeprazole (Losec)
– Indication: GERD, heartburn
– Side Effects: Headache, diarrhea, nausea
– Pantoprazole (Pantoloc)
– Indication: GERD, heartburn
– Side Effects: Headache, diarrhea, nausea
– Rabeprazole (Pariet)
– Indication: GERD, heartburn
– Side Effects: Headache, diarrhea, nausea
Hemorrhoids: Skin and Mucous Membrane Agents
– Dibucaine (Cinchocaine) (Nupercainal)
– Indication: Hemorrhoids, anal fissures
– Side Effects: Burning, itching, irritation
– Esculin (Aesculin) (Venostasin)
– Indication: Hemorrhoids, varicose veins
– Side Effects: Skin irritation, itching, redness
– Framycetin (Neomycin B) (Soframycin)
– Indication: Hemorrhoids, skin infections
– Side Effects: Skin irritation, itching, redness
– Hydrocortisone (Anusol-HC)
– Indication: Hemorrhoids, anal itching
– Side Effects: Skin thinning, irritation, redness
– Phenylephrine (Preparation H)
– Indication: Hemorrhoids, anal fissures
– Side Effects: Burning, itching, irritation
– Pramoxine (Proctofoam) D/C Off the market
– Indication: Hemorrhoids, anal fissures
– Side Effects: Burning, itching, irritation
– Zinc sulfate (Zincofax)
– Indication: Hemorrhoids, skin protection
– Side Effects: Skin irritation, itching, redness
Herpes labialis: Anti-inflammatory Agents
– Hydrocortisone (Cortate/Poly 1%)
– Indication: Herpes labialis, skin inflammation
– Side Effects: Skin thinning, irritation, redness
Herpes labialis: Antivirals
– Acyclovir (Zovirax)
– Indication: Herpes labialis, cold sores
– Side Effects: Burning, stinging, redness
– Docosanol (Abreva) OTC
– Indication: Herpes labialis, cold sores
– Side Effects: Burning, stinging, redness
– Famciclovir (Famvir)
– Indication: Herpes labialis, cold sores
– Side Effects: Headache, nausea, diarrhea
– Valacyclovir (Valtrex)
– Indication: Herpes labialis, cold sores
– Side Effects: Headache, nausea, diarrhea
Impetigo: Antibacterials
– Bacitracin (Baciguent)
– Indication: Impetigo, skin infections
– Side Effects: Skin irritation, itching, redness
– Fusidic acid (Sodium fusidate) (Fucidin)
– Indication: Impetigo, skin infections
– Side Effects: Skin irritation, itching, redness
– Gramicidin (Neosporin)
– Indication: Impetigo, skin infections
– Side Effects: Skin irritation, itching, redness
– Mupirocin (Bactroban)
– Indication: Impetigo, skin infections
– Side Effects: Skin irritation, itching, redness
– Ozenoxacin (Ozanex)
– Indication: Impetigo, skin infections
– Side Effects: Skin irritation, itching, redness
– Polymyxin B (Polysporin)
– Indication: Impetigo, skin infections
– Side Effects: Skin irritation, itching, redness
Insect bites and urticaria: Antihistamines
– Bilastine (Blexten)
– Indication: Insect bites, urticaria
– Side Effects: Drowsiness, dry mouth, fatigue
– Cetirizine (Reactine)
– Indication: Insect bites, urticaria
– Side Effects: Drowsiness, dry mouth, dizziness
– Chlorpheniramine (Chlor-Tripolon)
– Indication: Insect bites, urticaria
– Side Effects: Drowsiness, dry mouth, dizziness
– Cyproheptadine (Periactin)
– Indication: Insect bites, urticaria, appetite stimulant
– Side Effects: Drowsiness, dry mouth, constipation
– Desloratadine (Aerius)
– Indication: Insect bites, urticaria
– Side Effects: Fatigue, dry mouth, headache
– Diphenhydramine (Benadryl)
– Indication: Insect bites, urticaria
– Side Effects: Drowsiness, dry mouth, dizziness
– Fexofenadine (Allegra)
– Indication: Insect bites, urticaria
– Side Effects: Headache, nausea, dizziness
– Hydroxyzine (Atarax)
– Indication: Insect bites, urticaria
– Side Effects: Drowsiness, dry mouth, dizziness
– Loratadine (Claritin)
– Indication: Insect bites, urticaria
– Side Effects: Headache, dry mouth, fatigue
– Rupatadine (Rupall)
– Indication: Insect bites, urticaria
– Side Effects: Drowsiness, fatigue, dry mouth
Insect bites and urticaria: Antipruritics and Anti-inflammatory Agents
– Benzocaine (Orajel)
– Indication: Insect bites, skin irritation
– Side Effects: Skin irritation, redness, burning
– Calamine (Caladryl)
– Indication: Insect bites, skin irritation
– Side Effects: Skin irritation, redness, dryness
– Camphor (Tiger Balm)
– Indication: Insect bites, skin irritation
– Side Effects: Skin irritation, redness, burning
– Desonide (Generic)
– Indication: Insect bites, skin irritation
– Side Effects: Skin thinning, irritation, redness
– Hydrocortisone (Cortate)
– Indication: Insect bites, skin irritation
– Side Effects: Skin thinning, irritation, redness
– Lidocaine (Xylocaine)
– Indication: Insect bites, skin irritation
– Side Effects: Skin irritation, redness, burning
– Menthol (Biofreeze)
– Indication: Insect bites, skin irritation
– Side Effects: Skin irritation, redness, burning
– Pramoxine (Proctofoam) D/C
– Indication: Insect bites, skin irritation
– Side Effects: Skin irritation, redness, burning
– Zinc oxide (Desitin)
– Indication: Insect bites, skin irritation
– Side Effects: Skin irritation, redness, dryness
Musculoskeletal sprains and strains: Analgesics
– Acetaminophen (Tylenol)
– Indication: Pain relief, musculoskeletal sprains
– Side Effects: Liver damage, nausea, headache
Musculoskeletal sprains and strains: Nonsteroidal Anti-inflammatory Agents
– Acetylsalicylic acid (ASA) (Aspirin)
– Indication: Pain relief, musculoskeletal sprains
– Side Effects: Stomach upset, bleeding, ulcers
– Celecoxib (Celebrex)
– Indication: Pain relief, musculoskeletal sprains
– Side Effects: Stomach upset, bleeding, ulcers
– Diclofenac (Voltaren)
– Indication: Pain relief, musculoskeletal sprains
– Side Effects: Stomach upset, bleeding, ulcers
– Flurbiprofen (Ansaid)
– Indication: Pain relief, musculoskeletal sprains
– Side Effects: Stomach upset, bleeding, ulcers
– Ibuprofen (Advil)
– Indication: Pain relief, musculoskeletal sprains
– Side Effects: Stomach upset, bleeding, ulcers
– Ketoprofen (Orudis)
– Indication: Pain relief, musculoskeletal sprains
– Side Effects: Stomach upset, bleeding, ulcers
– Mefenamic acid (Ponstel)
– Indication: Pain relief, musculoskeletal sprains
– Side Effects: Stomach upset, bleeding, ulcers
– Naproxen (Aleve)
– Indication: Pain relief, musculoskeletal sprains
– Side Effects: Stomach upset, bleeding, ulcers
Nausea and vomiting of pregnancy: Antiemetics and Antinauseants
– Dimenhydrinate (Gravol)
– Indication: Nausea and vomiting of pregnancy
– Side Effects: Drowsiness, dry mouth, dizziness
– Diphenhydramine (Benadryl)
– Indication: Nausea and vomiting of pregnancy
– Side Effects: Drowsiness, dry mouth, dizziness
– Doxylamine (Unisom)
– Indication: Nausea and vomiting of pregnancy
– Side Effects: Drowsiness, dry mouth, dizziness
– Promethazine (Phenergan)
– Indication: Nausea and vomiting of pregnancy
– Side Effects: Drowsiness, dry mouth, dizziness
– Pyridoxine (Vitamin B6)
– Indication: Nausea and vomiting of pregnancy
– Side Effects: Nausea, headache, numbness
Oral aphthae: Anti-inflammatory Agents
– Triamcinolone (Kenalog) Oracort brand
– Indication: Oral aphthae, mouth ulcers
– Side Effects: Mouth irritation, dry mouth, altered taste
Pinworms/Threadworms: Anthelmintics
– Mebendazole (Vermox)
– Indication: Pinworms, threadworms
– Side Effects: Stomach pain, diarrhea, headache
– Pyrantel pamoate (Combantrin)
– Indication: Pinworms, threadworms
– Side Effects: Stomach pain, diarrhea, headache
Tick bites, post-exposure prophylaxis to prevent Lyme disease: Antibacterials
– Doxycycline (Vibramycin)
– Indication: Tick bites, Lyme disease prevention
– Side Effects: Nausea, diarrhea, sun sensitivity
Urinary tract infection (uncomplicated): Urinary Anti-infectives
– Fosfomycin (Monurol)
– Indication: Uncomplicated UTI
– Side Effects: Diarrhea, nausea, headache
– Nitrofurantoin (Macrobid)
– Indication: Uncomplicated UTI
– Side Effects: Nausea, diarrhea, headache
– Sulfamethoxazole (Septra)
– Indication: Uncomplicated UTI
– Side Effects: Nausea, diarrhea, rash
– Trimethoprim (Proloprim)
– Indication: Uncomplicated UTI
– Side Effects: Nausea, diarrhea, rash
Vulvovaginal candidiasis: Antifungals
– Clotrimazole (Canesten)
– Indication: Vulvovaginal candidiasis
– Side Effects: Irritation, burning, itching
– Fluconazole (Diflucan)
– Indication: Vulvovaginal candidiasis
– Side Effects: Nausea, headache, dizziness
– Miconazole (Monistat)
– Indication: Vulvovaginal candidiasis
– Side Effects: Irritation, burning, itching
– Terconazole (Terazol)
– Indication: Vulvovaginal candidiasis
– Side Effects: Irritation, burning, itching