this randomised double-blind study compared the effects of cimetidine 400 mg four times daily ( q.d.s . ) , gastrocote ( alginic acid , aluminium hydroxide gel , magnesium trisilicate , sodium bicarbonate ) two tablets q.d.s . and a combination of both on ambulatory 24-hour oesophageal ph , endoscopic findings and symptoms in patients with reflux oesophagitis .
C0002372
aluminium hydroxide gel
C0014869
reflux oesophagitis