Oral medication to be swallowed can be a significant problem for those who are nauseated or vomiting. Even non-nausea patients are relieved by fewer pills to swallow. Oral ingestion is preferred if patient cannot tolerate inhalation Patient may have contraindications for smoking. Natural marijuana can be eaten. Dosage works slowly.
Dosage works immediately.
Must move to the small intestine before being absorbed into the bloodstream. After absorption, it passes through the liver, where much is biotransformed into other chemicals. Moves directly to the bloodstream through the lungs. Dosage can be adjusted. Smoking allows patients to match usage to their symptoms, meaning smaller doses.