Pfizer Japan said on July 28 that it has started voluntarily recalling a single lot (EP9481) of its smoking cessation aid Champix (varenicline) after finding a level of cancer-causing impurity of N-nitroso-varenicline exceeding the company’s acceptable limit. Currently, Pfizer is…
To read the full story
Related Article
- Pfizer Resumes Supply of Smoking Cessation Pill Champix after 4 Years
October 31, 2025
- Pfizer Pushes Back Champix Re-Supply Plan on Regulatory Delay
June 12, 2025
- 50% of Quit-Smoking Clinics Closed or Suspended, Will Champix Re-Supply Bring Them Back Online?
October 30, 2024
- Pfizer Japan Seeks Partial Change of Champix’s Approval towards Re-Supply
September 2, 2024
- Pfizer Japan to Curb Shipments and Recall Amoxapine over Carcinogen Risks
September 1, 2022
- Pfizer Continues to Halt Champix Shipments on Prolonged Fix of Manufacturing Process
August 24, 2022
- MHLW Orders Large-Scale Carcinogen Risk Inspections, Covering Almost All Drugs
October 11, 2021
BUSINESS
- Positive Price Revisions Seen at Several Firms in FY2026 Reform: Poll
March 6, 2026
- Japan Grants First-Ever Approval to iPSC-Based Therapies
March 6, 2026
- Meiji Starts Japan PIII Trial of Rezurock for CLAD
March 6, 2026
- Meiji Rolls Out Rezurock in Taiwan
March 6, 2026
- Toray Out-Licenses Parkinson’s Drug to Immunis
March 6, 2026
I recently sat down with one of the leading medical directors in Japan to discuss the critical evolution of the medical science liaison (MSL) role.The MSL has transformed from a scientific resource into a strategic partner essential for successful product…





