Please see this TurboTax FAQ for instructions on how to enter medical expenses in TurboTax: How do I enter my medical expenses?
Please be aware that in TurboTax Online 2021, you will need a paid version of TurboTax to claim medical expenses.
You can also visit the links for more information on medical expenses:
Canada Revenue Agency (CRA): Medical Expenses 2021
TurboTax: What medical expenses can I claim?
Thank you for choosing TurboTax.