Previous health care provider updates can be found here


World Tuberculosis Day

Today, March 24, is World Tuberculosis (TB) Day -- a day to raise awareness about this curable and preventable infection. Prior to COVID-19, TB was the world’s leading cause of death from an infectious disease. To learn more about TB, check out our website. Medication to treat both active and latent tuberculosis infections is provided free of charge through the TBDHU’s Infectious Disease program. Call 807-625-8318 for information on how to refer a client.


COVID-19 Updates 


Masking Requirements in Healthcare Settings

Although the mask mandate was lifted for many settings on March 21, there are various settings that must still ensure mask use in indoor areas. The full list can be found in Section 4 of the Ontario Regulation 213/22. Briefly, the requirement applies to:
  • Hospitals and psychiatric facilities
  • Long-term care homes and retirement homes
  • Home care and community service providers
  • Clinics that provide health care services:
    • Audiology and speech-language pathology
    • Chiropody
    • Chiropractic, occupational therapy, physiotherapy, kinesiology, massage therapy, respiratory therapy
    • Dental hygiene, dental technology, dentistry, denturism
    • Dietetics
    • Homeopathy, naturopathy, traditional Chinese medicine
    • Medical laboratory/specimen collection centres
    • Medical radiation and imaging technology
    • Medicine, nursing, midwifery
    • Opticianry, optometry
    • Pharmacy
    • Psychology, psychotherapy
  • Congregate care/living settings and supportive housing residences


WEBINAR: COVID-19 Vaccination in Pregnancy and Postpartum

Date: April 27
Time: 12:00 pm - 1:00 pm
RegistrationRegister here

About: The COVID-19 pandemic has introduced new layers of concern for pregnant people, those planning pregnancies and their families. These include grappling with questions about COVID-19 vaccines and the implications of a possible COVID-19 infection among parents and newborns. This webinar will present the latest research on COVID-19 vaccination coverage across Ontario, and safety and efficacy of the vaccine throughout pregnancy and the postpartum period, with a focus on how to support families navigating vaccination decisions. This practice-oriented webinar is designed to support those working with pregnant and expectant families in making informed COVID-19 related decisions throughout pregnancy and postpartum.


Moderna Approved by Health Canada for Ages 6-11

Health Canada has authorized the use of the Moderna Spikevax (50 mcg) COVID-19 vaccine in children 6 to 11 years of age. Provincial guidance on the use of Moderna vaccine in children 6-11 years of age will be shared once available.

Read the March 17 NACI Statement.
Read the Regulatory Decision Summary


Vaccination Timing Post-COVID-19 Infection

Information on vaccination timing post-COVID-19 infection can be found on page 4 of the COVID-19 Vaccine Third Dose Recommendations.


NovaVax and Medicago Requests

If you have a patient interested in a non-mRNA COVID-19 vaccine, please reach out to Arun Murali at to discuss vaccination options in the TBDHU catchment area.


REMINDER: COVID-19 Resources for Health Care Workplaces

Here’s a quick rundown of various resources that we’ve shared in previous alerts that you may want to access.
Remember that if a health care worker begins to feel unwell while at work, they must immediately don a surgical mask and notify their manager and/or occupational health and safety department.

Have you completed the Survey for Cannabis-Exposed Pregnancies yet?

We are asking for your help to complete the Cannabis-Exposed Pregnancies surveyThis survey will only take about 5-10 minutes to complete. If you have any questions about this survey, you can contact Lyne Soramaki, RN, HBScN at the Thunder Bay District Health Unit at (807) 625-8823 or



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Thunder Bay District Health Unit · 999 Balmoral Street · Thunder Bay, On P7B 6E7 · Canada