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Middlesex-London Health Unit

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Immunization Clinic

The Middlesex-London Health Unit's (MLHU) Immunization Clinic provides immunization services to residents of London and Middlesex County who qualify for an appointment. Please contact your health care provider or visit a walk-in clinic prior to requesting an appointment at MLHU, as only limited spots are available. 

The Immunization Clinic does not administer travel vaccines or TB skin tests. Only publicly-funded vaccines will be available to individuals who are eligible for an appointment.

COVID-19 Vaccine and Flu Vaccine

  • For COVID-19 or flu vaccine, please visit your health care provider, walk-in clinic, or pharmacy
  • If you have a child 2 years of age or younger who requires one or both of these vaccines, please call 519-663-5317 to ask about appointment availability at the MLHU immunization clinic

Immunization services at the MLHU are available for individuals who:

  • are under the age of 18 years old and do not have health care coverage in Ontario (i.e. Health Card)   OR
  • are under the age of 18 years old and recently arrived in Canada within the last 12 months and do not have a primary health care provider  OR
  • require post-exposure prophylaxis vaccine related to a vaccine preventable disease case or community outbreak  OR
  • require specific publicly funded vaccines under high-risk criteria (e.g. MPox vaccine)  OR
  • missed receiving doses of vaccines at grade 7 school clinics (Hepatitis-B, HPV and Meningococcal ACYW-135 vaccines)

Appointments are required

Please call 519-663-5317 to book an appointment at the MLHU’s Immunization Clinic in London or Strathroy if eligible.

There are no walk-in opportunities at MLHU immunization clinics.

Hours of Operation in London, Ontario
Tuesdays and Thursdays (1:00 p.m. to 6:00 p.m.)

355 Wellington St. (inside Citi Plaza)

The entrance door is located at the southeast corner of King St. and Clarence St. Free parking is available at the Health Unit's visitor parking lot, which is above ground and located off Clarence St. (east side), close to York St. The parking lot is beside the parking garage entrance (please do not enter the garage). The MLHU cannot validate parking garage payments or tickets. There is also paid street parking along Clarence St.

Hours of Operation in Strathroy, Ontario
1st Wednesday of every month (2:00 p.m. to 6:00 p.m.)

51 Front St., Strathroy (inside The Shops on Sydenham)


What should you bring to the Immunization Clinic?

  • Bring your immunization record, if you have one. It will be used to assess which vaccines you may require, and to record ones given at the clinic.
  • Prescriptions are not written or required at the Immunization Clinic. Please do not bring vaccines from a pharmacy to the clinic, as they will not be able to be given to you.
Date of creation: January 23, 2013
Last modified on: February 14, 2024

View and Submit Immunization Records

Keep track of your family’s immunization records online using Immunization Connect Ontario (ICON).

Learn more