Cotton bar, cotton bar type suppository and preparing technique

Abstract

A medical cotton roll is prepared from absorbent cotton, non-woven cloth or other plant fiber sheet through rolling for shaping and immersing it in the thermally fused matrix until it is saturated. A medical cotton roll type suppository is prepared through mixing the matrix with medicine, filling the mixture in the tubular band made of PVC or PE, and inserting said medical cotton roll in it.

Description

technical field [0001] The invention relates to a tampon, a tampon-type suppository and a preparation process thereof, belonging to the field of medicine and hygiene. Background technique [0002] As an independent dosage form, suppository has a long history. It is a solid preparation made by mixing the main drug with a certain matrix for insertion into different cavities of the human body. The melting point of the suppository is close to the body temperature, and it can melt and soften quickly after being inserted into the cavity, and it can be mixed with the exudate to take effect. The advantages of suppositories avoid the stimulation of oral drugs to the stomach and possible adverse reactions in the gastrointestinal tract, and avoid the damage of drugs by gastric acid and digestive juice; they can prevent or reduce the toxic and side effects of drugs on the liver; they are absorbed faster than oral administration, and the action time is longer It is also long; it is easi...

AI Technical Summary

Problems solved by technology

Although the process of this patent is simple and easy, the material of the suppository is relatively soft, and it is easy to cause the plug body to be difficult to form during the embolization process and cannot be used.

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