Allergy Services

Comprehensive Allergy Services

Phone: 1-800-356-3365, 120
Fax: 1-844-444-0528

Marchese Pharmacy is a Canadian national provider of allergy testing and immunotherapy solutions for allergy clinics. Our business has been in continuous operation since 1961. We offer the following solutions to allergists’ offices:

  • Allergy skin testing products and materials
  • Patient-specific compounded prescriptions
  • Oral allergy challenge
  • Subcutaneous Immunotherapy (SCIT)
  • Sublingual Immunotherapy (SLIT)*
  • Full range of allergens, including venom immunotherapy

*CSACI guidelines only recognize two commercial sublingual immunotherapy products. There is currently a lack of strong evidence for compounded sublingual liquid immunotherapy drops.

Why Marchese?

  • Fully accredited facility (Ontario College of Pharmacists license no.6023)
  • Compliant with NAPRA standards
  • Buy compounds directly from the compounder
  • No middleman = favourable pricing
  • For those patients that require it, we can direct-bill their insurance plans
  • Refill reminder program helps ensure patients make appointments well ahead of time
  • 7 day turnaround time average

How to Order (Patients)

  1. Complete registration form here
  2. Marchese contacts your prescriber for the order
  3. We create/verify the formulation
  4. Payment is processed.
    1. Marchese direct bills your insurance (optional – and at no extra charge!)
    2. You can pay via credit card (collect your points!), PayPal, or e-transfer
  5. We prepare and ship the order to where you want, with proper temperature controls
  6. You enjoy fewer allergy symptoms!

How to Order (for Prescribers and Pharmacies)

  1. Fax order our toll-free number (844) 444-0528
  2. Marchese creates/verifies the formulation
  3. Marchese prepares and ships the order
  4. Marchese sends an invoice
  5. Payment is made within 15 days (no interest) via any method:
    • Credit Card
    • Business Cheque
    • PayPal
    • E-Mail
    • Pre-Authorized Debit


  • Fillable online forms
  • Forms can be saved as PDF and attached into an EMR
  • CSACI Immunotherapy Manual
  • We are PRESCRIBE-IT -enabled
  • Experienced pharmacists and formulators at your fingertips

History and Leadership

Marchese Pharmacy was established in 1961 in Hamilton, Ontario. The business was re-engineered in 1988 by Marita Zaffiro, a pharmacist with a strong background in business and innovation. In 1998, we were recognized by the Canadian Pharmacists Association with the Award for Innovative Practice for our work in Specialty Compounding, Palliative Care, Home Infusion Therapy, and Comprehensive Medication Management. We have been serving the needs of the allergist community since 1990. We expanded our reach nationally in 2015, and now ship to every province and territory. We are an equal opportunity employer, and we provide services in 9 languages.

Marchese Health Care is an independent community-based health care provider dedicated to the delivery of compassionate, client-focused care. We provide a wide variety of medication, supplies and equipment; clinical knowledge; and specialized services to meet your health and wellness needs.

CEO: Marita Zaffiro, B.Sc.Phm., MBA

Pharmacy Manager and COO:
Faisal Khawaja, RPh

Owned by Mezentco Inc

Ontario College of Pharmacists Accreditation Number: 6023

Contact Us


Pharmacy Hours:
Please note our hours have changed due to COVID-19. Please call 905-528-4214 x123 and talk to our staff before coming in to discuss the new procedures.

Monday-Friday: 9:00 a.m. to 6:00 p.m.
Saturday: 9:00 a.m. to 5:00 p.m.
Sunday: 10:00 a.m. to 2:00 p.m.

Pharmacy Medical Supplies:
Please call 905-528-4214 x640 and talk to our staff before coming in to discuss the new procedures due to COVID-19.

Monday-Friday: 9:00 a.m. to 5:00 p.m.

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