First-line Helicobacter pylori eradication trial: clarithromycin-based versus levofloxacin-based triple therapy

Phase 4, randomised, single-blind trial of levofloxacin, clarithromycin, amoxicillin and omeprazole in Helicobacter pylori infection and Helicobacter pylori-associated gastrointestinal disease (2 arms), sponsored by Hospital Comarcal de Laredo. Primary endpoint: Helicobacter pylori eradication efficacy. Started Jul 2008; status: active.