Medications to discontinue 48 to 72 hours before gastric emptying scintigraphy
| Prokinetics Metoclopramide, cisapride, domperidone, erythromycin |
| Anticholinergics, antispasmodics Dicyclomine, donnatal, hyoscyamine, glycopyrrolate |
| Opioids Meperidine, codeine, morphine, oxycodone |
| Laxatives Any laxative (discontinue 24 hours before) |
| Gastric acid suppressants, aluminum-containing antacids Aluminum hydroxide |
| Calcium channel blockers Amlodipine, nifedipine |
| Agents that may affect gastric emptying Atropine, benzodiazepines, octreotide, progesterone, theophylline, phenylamine |
Adapted from reference 25.