1. The capsule material of soft capsule and hard capsule is different.

Hard capsules: Gelatin is the main capsule material of hard capsules.

Soft capsule: It is a soft capsule material, and the capsule wall is composed of gelatin, plasticizer and water.

2. Hard capsules are dosage forms prepared by filling an appropriate amount of medicinal material extracts, medicinal material extracts with medicinal powder or auxiliary materials into uniform powder or granules and filling them in hard capsules. Mainly orally. The appearance of hard capsules is neat and beautiful, easy to swallow, can mask the bad smell and taste of drugs, disintegrates quickly, and absorbs well. It is suitable for drugs that are sensitive to light, unstable or unstable to moisture or heat, or drugs with specific odor, or drugs that need to be released in a timed position. It is not advisable to make capsules for children's medicines and medicines that are highly irritating to the gastric mucosa.

Soft capsule is a dosage form made by sealing oil or liquid medicine or suspension that has no dissolving effect on capsule materials such as gelatin in the capsule material. Features are similar to hard capsules. Hard capsules and soft capsules are treated with appropriate methods or processed with other pharmaceutical polymer materials, so that the capsule shell is insoluble in gastric juice, but disintegrates in intestinal juice to release active ingredients, which are enteric-coated capsules.