they counteract the effects of the neurohormone acetylcholine.
The anticholingergics decrease both the movements of the stomach and intestine, and also the secretions of stomach acid and digestive enzymes.
If you eat enough fresh fruit / veg and fibre it helps the stomach naturally and will empty after several hours, avoid processed foods too much alcohol and sugars, fibre helps the digestive system and keeps your body healthy and avoids constipation.