The Middlesex-London Health Unit is currently under Step 3 of Ontario's Roadmap to Reopen
COVID-19 Info | Information sur la COVID-19 | COVID-19 Vaccine | Vaccine Receipt | COVID-19 Self-Assessment

Middlesex-London Health Unit

Inner Nav

COVID-19 Testing in London and Middlesex County

There are several options within London and Middlesex County for getting tested for COVID-19. Please note, the Middlesex-London Health Unit does not operate any COVID-19 testing facilities.

If you develop any symptoms of COVID-19, please self-isolate and take the following steps:

  1.  Take the COVID-19 Self-Assessment or contact your health care provider
  2.  Follow the directions provided by the COVID-19 Self-Assessment or your health care provider
  3.  If you are directed to get tested for COVID-19, book an appointment at the COVID-19 Assessment Centre in London or alternative testing site (e.g. My Health, testing centres at Western University and Fanshawe College).

Please Note: An appointment is required to get tested at the COVID-19 Assessment Centre in London. Before booking your appointment, please ensure that you complete the self-assessment tool or talk to your health care provider. Learn how to book an appointment →

London’s COVID-19 Assessment Centre is operated by the London Health Sciences Centre and the Thames Valley Family Health Team, with support from Middlesex-London Paramedic Services, the Middlesex-London Health Unit and the City of London.


COVID-19 Self-Assessment

If you experience any symptoms of COVID-19, prior to going to get tested, please complete the COVID-19 Self-Assessment and follow its directions.


COVID-19 Self-Assessment

Click here to start →

COVID-19 Testing Locations

COVID-19 tests are available through various providers in London and Middlesex County. For more information about locations, hours of operation, and how to book an appointment for a test, please visit the website of the specific provider.  The Middlesex-London Health Unit does not provide COVID-19 testing or operate any of the locations listed below.

Learn more about when to go to an assessment centre and when to go to a pharmacy for COVID-19 testing →

In most cases, COVID-19 test results are available through the Ministry of Health's online portal and may take up to four days to receive.  If your test result is positive for COVID-19, you will be contacted by the Middlesex-London Health Unit.  Learn more about accessing your test results →

If you are unable to access your results on the portal after 4 days AND you were tested at London's COVID-19 Carling Heights Assessment Centre you may contact MLHU at 519-663-5317 Monday to Friday between 8:30 a.m. and 4:30 p.m..

If you were NOT tested at the Carling Heights Assessment Centre,  please DO NOT call the Middlesex-London Health Unit as we will NOT have your results. You must contact the location where you were tested.

Testing Location Website
Carling Heights Assessment Centre
656 Elizabeth St., London, ON
MyHealth Testing Centre
279 Wharncliffe Rd N, Suite 024, London, ON
Select Pharmacies
Western University
*Testing available for Western University students and staff only
Fanshawe College
*Testing available for Fanshawe College students and staff only

Symptoms of COVID-19

If you are student or staff member screening for symptoms prior to going to school or child care, please complete the COVID-19 School and Child Care Screening Tool.

If you are not a student or staff member of a school or child care setting and you think you have symptoms of COVID-19, take the COVID-19 self-assessment to help determine next steps.

For full symptom details, please review: COVID-19 Reference Document for Symptoms

Symptoms of COVID-19

Most Common Symptoms of COVID-19 that Require Immediate Self-isolation AND COVID-19 Testing

Fever (temperature of 37.8°C/100.0°F or greater)


Cough that's new or worsening (e.g. continuous, more than usual if chronic cough)

Not related to other known causes or conditions for which current symptoms do not represent a flare-up/exacerbation related to infection (e.g. COPD)

Barking Cough, making a whistling noise when breathing (Croup)

Not related to other known causes or conditions

Shortness of breath (dyspnea, out of breath, unable to breathe deeply)

Not related to other known causes or conditions (e.g. asthma)

Decrease or loss of smell or taste (new olfactory or taste disorder)

Not related to other known causes of conditions (e.g. seasonal allergies, neurological disorders)

Other Symptoms of COVID-19 in Adults (18 years old and older)

Muscle aches that are unusual or long lasting

Not related to other known causes or conditions (e.g. sudden injury, fibromyalgia)

Extreme tiredness, lethagry, or malaise that is unusual (Fatigue, lack of energy, generally feeling unwell)

Not related to other known causes or conditions (e.g. depression, insomnia, thyroid dysfunction)

Other Symptoms of COVID-19 in Children (younger than 18 years old)

Digestive issues like nausea/vomiting/diarrhea
Not related to other known causes or conditions 

Other Symptoms of COVID-19 (If develop in high-risk close contacts)

Sore throat (painful / difficulty swallowing)
Not related to other known causes or conditions 

Runny nose
Not related to other known causes or conditions (e.g. returning inside from the cold)

Stuffy nose
Not related to other known causes or conditions (e.g. seasonal allergies)

Abdominal pain that is persistent or ongoing
Not related to other known causes or conditions (e.g. menstrual cramps, GERD)

Headache that is new and persistent, unusual, unexplained, or long-lasting
Not related to other konwn causes or conditions (e.g. tension-type headaches, chronic migraines)

Pink eye
Not related to other known causes or conditions

Decreased or lack of appetite
For young children and not related to other known causes or conditions

Anyone with severe respiratory illness, or a medical emergency should call 9-1-1 immediately. Advise them of your symptoms.

Signs of severe respiratory illness include:

  • Severe difficulty breathing (struggling for each breath, can only speak in single words)
  • Severe chest pain (contant tightness or crushing sensation)
  • Feeling confused or unsure of where you are
  • Losing consciousness
Date of creation: January 27, 2020
Last modified on: September 28, 2021