Rabeprazole
Inhibits the action of the proton pump i.e. H+/K+ ATPase enzyme.
Has superior healing rates, shorter healing time and faster symptom relief.
Is well tolerated and fewer adverse events.
Has few drug interactions and absolutely safe for long term treatment.

Domperidone
is an effective prokinetic. 
increases lower esophageal sphincter tone
accelerates gastric emptying
has lower incidence of extrapyramidal side effects
acts as an anti emetic

Thus RABOL – D contains Rabeprazole which brings down acidity and Domperidone which is a prokinetic, increases muscle contraction, thereby increasing peristalsis and reducing dysmotility