581
Participants
Start Date
Not specified
Study Completion Date
June 30, 2003
acetaminophen
4 grams daily for six months
naproxen
750 mg daily for 12 months
acetaminophen
4 grams daily for 12 months
naproxen
750 mg daily for six months
McNeil Consumer & Specialty Pharmaceuticals, a Division of McNeil-PPC, Inc.
INDUSTRY
Johnson & Johnson Consumer and Personal Products Worldwide
INDUSTRY