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Capsule pills, tablets, etc. need to add the excipients during the manufacturing process. Sometimes the amount of excipients even are greater than the main drug. In the preparation of the capsule drug, in addition to the main drug powder, an additional agent such as a diluent, a lubricant, a disintegrator or the like are added as needed.

Since the birth of capsules more than 100 years ago, capsules have achieved rapid development in the fields of health care and pharmaceuticals, and have become one of the most important dosage forms for oral solid preparations.

Some drugs are prone to degeneration and decomposition of gastric acid, which has a strong stimulating effect on the gastric mucosa; some drugs must be absorbed in the intestine. It is precisely because of the special properties of some drugs and medical needs that the development of enteric coating materials has been promoted.

Due to the impact of the "poison capsule" incident, the market structure of China's medicinal empty capsules has accelerated restructuring. However, from the overall point of view, most enterprises in the capsule industry still have the stage characteristics of individual dispersion, small production scale and inconsistent product standards.

Vegetarianism is a culture of eating. People who practice this kind of food culture are called vegetarians. These people do not eat foods made from various parts of animals, including animal oils and animal glues.

US researchers have recently developed an oral insulin capsule that is expected to replace subcutaneous injections for daily use in patients with type 2 diabetes.

According to the British edition of the European Times, from the introduction of acupuncture to the United Kingdom in the 1960s, and the opening of clinics by Chinese doctors to Chinatown in London in the 1970s, Chinese medicine and its various treatments have gone through a half-century of ups and downs in the UK. Today's British Chinese medicine industry has entered a relatively stable precipitation period.

Soft capsules appear later than tablets, injections, and hard capsules. It can quantitatively inject and encapsulate oily substances, solutions or powders of functional substances in the gel film.

Russia's Tomsk Polytechnic University and the Russian Ministry of Health's Smolozentev Influenza Institute have jointly developed 11 new siRNAs (small interfering RNAs) that have antiviral activity in vitro and can inhibit NS, PA and NP genes Influenza A virus.

Soft capsules can be filled with various oils or liquid drugs or suspensions that do not dissolve gelatin. It is widely used in the pharmaceutical, health care and cosmetics industries.