Colon-coated enteric hollow capsules are capsule products that are carefully formulated with medicinal gelatin and special coating materials through scientific formula. The product is in the gastric juice for two hours and in the intestinal juice for three hours without cracks and does not disintegrate. It will be disintegrated and released at a fixed point in the colon within 30 minutes, and its appearance and quality are equivalent to hollow capsules.





It is commonly used for targeted drug therapy that is irritating to the stomach, duodenum and small intestine, or is unstable when exposed to acid, and needs to be dissolved in the colon. It can fully improve the efficacy of the drug, reduce the dose and reduce the negative effect of the drug on the human body.