You can get them in Canada, but the rules, costs and coverage arent as simple as social media makes them seem
You don't have to be menopausal to benefit

Contraindications Personal or family history of medullary thyroid carcinoma (MTC) Multiple Endocrine Neoplasia type 2 (MEN 2) Pregnancy, breastfeeding, or planning pregnancy in the near future Current or past pancreatitis Severe chronic kidney disease or advanced renal impairment Children under 12 years of age Known allergy to tirzepatide or any component of the pen Precautions Do not escalate doses too quickly, as this may cause severe nausea, vomiting, or dizziness Maintain adequate hydration, as slowed digestion may increase dehydration risk Monitor for hypoglycemia, especially when used with other glucose-lowering medications Do not exceed the prescribed dose or inject more than once per week Stopping the medication without dietary control may lead to weight regain Weight-loss injections should always be used under medical supervision, particularly in people with underlying health conditions, to ensure appropriate dosing and ongoing monitoring

But the lack of FDA oversight can result in the ingredients being too strong, not strong enough or even harmful to your health
healthcare system tens of billions of dollars every year