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Zyban starts at $23.00 per month, while Varenicline starts at $43.00 per month in Canada. Varenicline contains varenicline (Champix), while Zyban contains bupropion 150mg. Last updated: 2026-02-26.

Head-to-Head Comparison

Varenicline Zyban
Price Range $43–$78 per month $23–$47 per month
Cheapest Pharmacy Costco ($42.49 per month) Costco ($22.49 per month)
Generic Name varenicline (Champix) bupropion 150mg
Route Oral tablet Oral tablet
Category Smoking Cessation Smoking Cessation
ODB Coverage General Benefit General Benefit

Pharmacy Total Breakdown

Pharmacy Varenicline Zyban
Costco $42.49 per month $22.49 per month
Walmart $61.97 per month $35.97 per month
Rexall $70.99 per month $42.99 per month
Shoppers Drug Mart $77.99 per month $46.99 per month

Frequently Asked Questions

Which is cheaper, Varenicline or Zyban?
Zyban is generally cheaper, starting at $23.00 per month compared to $43.00 per month for Varenicline. The lowest price is at Costco ($22.49 per month).
What is the difference between Varenicline and Zyban?
Varenicline (varenicline (Champix)) and Zyban (bupropion 150mg) are different medications in the smoking cessation category.
Is Varenicline or Zyban covered by provincial drug plans?
Varenicline: General Benefit on the Ontario Drug Benefit formulary. Zyban: General Benefit on the Ontario Drug Benefit formulary.

Last updated: 2026-02-26

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