Drug Use Investigation Of Varenicline (Regulatory Post Marketing Commitment Plan)

"Champix Tablets 0.5mg or Champix Tablets 1mg, depending on the Investigator prescription.~Frequency and duration are according to Package Insert as follows.~The usual adult dosage for oral use is 0.5 mg of varenicline once daily after eating for days 1 to 3, 0.5 mg twice daily after eating in the morning and evening for days 4 to 7, and 1 mg twice daily after eating in the morning and evening on and after day 8. The drug should be administered to patients for 12 weeks."