191 patienter blev randomiseret til behandling med Ranexa 500 mg to gange dagligt, 1. 000 mg to gange dagligt, 1. 500 mg to gange dagligt og matchende placebo, alle i 1 uge i et overkrydsningsdesign.
One-hundred and ninety-one patients were randomised to treatment with Ranexa 500 mg twice daily, 1000 mg twice daily, 1500 mg twice daily, and matching placebo, each for 1 week in a crossover design.