Concerns over the detection of carcinogens in the anti-smoking supplementary drug Champix (Varenicline), pharmacies are also making a series of inquiries. However, there are no clear guidelines for existing patients, adding to the confusion.

As part of preemptive measures related to the impurity crisis, the domestic supply has been completely suspended and the investigation is underway at the global headquarters level, but no guidelines have been prepared for refunds or suspension.

Therefore, pharmacists explain that it is difficult to respond to questions about whether pharmacies continue to take them. Pharmacist A said, "There have been more than a few recent inquiries from existing use