Long-term evaluation of lipid profile and oral glucose tolerance test in Norplant users.

Purpose: This study reports the results of the lipid profile and oral glucose tolerance test (OGTT) in 46 normal patients tested before and after 5 years of Norplant use.

Results: After 5 years, there was a substantial decrease of 28.9% in high-density lipoprotein cholesterol levels and a similar but less pronounced fall of 7.