the present study was performed to elucidate if large oral doses of n-acetylcysteine ( nac , 2,400 mg x 2 ) , a donor of sulfhydryl groups , given together with a single oral dose of the long-acting nitrate , isosorbide-5-mononitrate ( 5-ismn , 60 mg ) , would modify the nitrate effect evaluated by exercise testing before and after additional sublingual doses of nitroglycerin ( ntg ) .
C0028125
nitrate
C0017887
nitroglycerin