What is white medicine water? Is it effective?
Hello, I would like to ask what white medicine is.
How does it differ from purple medicine and yellow medicine? The price of white medicine is significantly higher than that of purple and yellow medicines, and the pharmacy staff recommended this one.
Is it more effective? Would white medicine be too irritating for general external injuries? Is it suitable for elderly people? Thank you for your response.
hpeqach, 20~29 year old female. Ask Date: 2007/12/12
Dr. Hou Fangmin reply Pharmacology
Hello: Red mercury solution (commonly known as red medicine) contains mercury ions, which can cause protein coagulation and precipitation, exhibiting antibacterial properties.
Due to its relatively low harm to human tissues, it was widely used for local skin injuries and was the most common topical antiseptic for preventing bacterial infections.
However, it has side effects that can lead to pigmentation at the wound site, making scarring more likely.
Because red medicine contains toxic mercury (mercury), and its antibacterial effect is weak with poor therapeutic outcomes, it is no longer used in hospitals.
Gentian violet (commonly known as purple medicine) is a non-irritating dye-based antibacterial agent suitable for skin and mucous membranes, previously used to combat angular cheilitis caused by Candida infection.
Its drawbacks include staining and difficulty in removal, leading to its decreased use.
Yellow medicine, similar to purple medicine, is also a dye-based antibacterial agent with the same staining issue but is easier to remove.
In the past, yellow medicine was used to cover burn wounds to inhibit bacterial growth.
It contains rivanol, which has disinfectant properties; although it stains, it is easier to remove, and this ingredient can be used to treat cellulitis.
Transparent hydrogen peroxide can also kill bacteria, but it has poor penetration.
It has been replaced by more effective silver-containing ointments.
White medicine is not actually white but a transparent liquid.
It contains several components, one of which is dibucaine hydrochloride, which causes vasoconstriction.
However, it can lead to rebound hyperemia after use.
Another component is dibucaine, an antihistamine commonly found in cold medications.
Additionally, it contains benzalkonium chloride, which has antibacterial and disinfectant properties.
When using it, care should be taken not to apply it too broadly beyond the affected area.
Since it is colorless, it is easy to apply too widely without noticing, but it has good antibacterial effects, so caution is advised.
Is it suitable for elderly individuals? It should be acceptable.
I hope this answers your question.
Wishing you safety.
Reply Date: 2007/12/12
More Info
White Medicine Water, commonly referred to as "白藥水" in Mandarin, is a topical antiseptic solution used primarily for treating minor wounds and skin irritations. It is often compared to other antiseptic solutions like Purple Medicine Water (紫藥水) and Yellow Medicine Water (黃藥水), each having distinct ingredients and properties.
Differences Between White, Purple, and Yellow Medicine Water
1. White Medicine Water (白藥水):
- Composition: White Medicine Water typically contains several active ingredients, including dibucaine hydrochloride, which acts as a local anesthetic, and benzalkonium chloride, which serves as an antiseptic. Its formulation is designed to provide both pain relief and infection prevention.
- Effectiveness: It is effective for minor cuts, scrapes, and abrasions. However, it can be more potent and may cause irritation if applied to sensitive skin or large areas.
- Price: Generally, White Medicine Water is more expensive than its counterparts, which may be attributed to its more complex formulation and effectiveness.
2. Purple Medicine Water (紫藥水):
- Composition: This solution contains gentian violet, a dye with antifungal and antibacterial properties. It is less irritating than White Medicine Water and is often used for superficial skin infections.
- Effectiveness: While effective against certain fungal infections, it can stain the skin and clothing, making it less desirable for some users.
3. Yellow Medicine Water (黃藥水):
- Composition: Yellow Medicine Water usually contains rivanol, which has antiseptic properties and is less irritating than White Medicine Water.
- Effectiveness: It is often used for treating minor wounds and is known for its ease of removal compared to Purple Medicine Water. However, it may not be as effective in pain relief.
Recommendations for Use
- General Use: For minor external injuries, White Medicine Water can be effective, but caution is advised. It is essential to apply it only to the affected area and avoid excessive use, especially on sensitive skin or large wounds. If irritation occurs, it is advisable to discontinue use and consult a healthcare professional.
- Elderly Considerations: Older adults may use White Medicine Water, but they should be cautious due to potentially sensitive skin and the risk of irritation. It is advisable to conduct a patch test on a small area of skin before widespread application.
- Stimulation and Sensitivity: The active ingredients in White Medicine Water can cause a sensation of burning or stinging upon application, particularly on open wounds. If the discomfort is significant, it may be better to opt for a less irritating alternative, such as Purple or Yellow Medicine Water.
Conclusion
In summary, White Medicine Water is a potent antiseptic solution that can be effective for treating minor wounds but may cause irritation in some individuals. Its higher cost reflects its complex formulation and effectiveness. When choosing between White, Purple, and Yellow Medicine Water, consider the specific needs of the injury, skin sensitivity, and personal preferences regarding irritation and staining. Always consult a healthcare professional if unsure about the best treatment for a particular condition, especially for elderly patients or those with sensitive skin.
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