What does purple potion do?

Purple liquid medicine, also known as methyl violet, belongs to triphenylmethane dye disinfectant, which competes with microbial enzyme system to make the enzyme become inactivated oxidation state, thus playing a bactericidal role.

2, antibacterial effect

It mainly kills gram-positive bacteria such as Staphylococcus, Diphtheria, Pseudomonas aeruginosa, Candida albicans and Trichophyton epidermidis, but has little effect on other gram-negative bacteria and acid-fast bacteria.

3, disinfection and antisepsis

It has good bactericidal effect, no irritation to tissues, and can condense with mucosa and skin surface to form a protective film, which plays a role in convergence.

Extended data:

The difference between purple syrup and red syrup;

1, different components

Mercure, namely mercuric chloride, commonly used mercuric chloride is 2% mercuric bromide red solution; The common purple liquid is 1% to 2% diluted gentian violet (methyl violet).

Step 2: Different colors

Red syrup is red, and purple syrup is deep purple.

3, the disinfection effect is different

Red syrup has weak disinfection effect, poor permeability and antibacterial effect, and is only suitable for disinfection of small wounds of skin or mucosa; Purple water has a good bactericidal effect, has no irritation to tissues, and can condense with mucosa and skin surface to form a protective film for convergence to prevent bacterial infection and local tissue fluid extravasation.

Baidu encyclopedia-purple potion

? Baidu encyclopedia-mercuric chloride