The purpose of this study is to compare the effect of esomeprazole 20 or 40 mg once daily versus placebo on the occurrence of peptic ulcers during 26 weeks in subjects on continuous low-dose acetylsalicylic acid.
Esomeprazole 40 mg once daily
Esomeprazole 20 mg once daily
Placebo once daily
Capital Federal, Buenos Aires, Argentina
Loma Hermosa, Buenos Aires, Argentina
Lomas de Zamora, Buenos Aires, Argentina
Buenos Aires, Buenos Aires- Argentina, Argentina
Rosario, Santa Fe Province, Argentina
Mendoza, Argentina
Rosario, Argentina