128
Participants
Start Date
June 1, 2002
Primary Completion Date
October 1, 2005
Study Completion Date
October 1, 2005
20 mg doxycycline hyclate
Subjects in the LDD group took 20 mg doxycycline hyclate tablets twice daily for two years
Placebo
Subjects in the placebo group took a placebo look-alike twice daily for two years.
University of Nebraska Medical Center, College of Dentistry, Lincoln
Department of Oral Biology and Pathology, Stony Brook
National Institute of Dental and Craniofacial Research (NIDCR)
NIH
University of Nebraska
OTHER