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07/08/2023Warts: how to recognise and treat them
07/08/2023What is concentrated salicylic acid?
When used at a high concentration of around 30%, salicylic acid can help to break down keratin, a protein of the stratum corneum.
As a result, salicylic acid is classified as keratolytic and can be used to treat cases of hyperkeratosis, warts and molluscum contagiosum.
Salicylic Acid and Warts
There are many treatments available to cure viral warts. These include laser surgery, electrotherapy, chemical removal (trichloroacetic acid), surgery (curettage) and cryotherapy (liquid nitrogen). However, these methods are often painful and can leave scarring, with some interventions even requiring local anesthetic and dressings. Even after these more intensive treatments, the wart can still recur.
In addition, the above methods cannot usually be used for the treatment of periungual and mosaic warts. These treatments could potentially damage the delicate area around the nail where the periungual wart appears. Meanwhile, mosaic warts often recur more frequently and appear in more areas. For further treatment options, check our website.
Molliscum contagiosum
Molluscum contagiosum is caused by a poxvirus (molluscum virus) and causes small lesions that can spread rapidly, especially among children. There are many treatments available to remedy molluscum contagiosum.
However, the use of concentrated salicylic acid is the most effective and painless method to eliminate lesions (check our website).
Concentrated salicylic acid solution
Concentrated salicylic acid is required for the removal of warts or contagious molluscs.
The useful concentration is 30%.
In order to apply concentrated salicylic ac on warts or molluscs, it must be dissolved in flexible collodion.
Flexible collodion
Flexible collodion (pyroxylin solution) in ether/alcohol solubilizes salicylic acid and helps it bond with the wound.
When flexible collodion comes into contact with air, it forms a white film that adheres to the skin, which then in turn allows the salicylic acid to stick to the target area.
Formula for salicylic acid concentrate in flexible collodion
Request the following formula at your pharmacy:
Salicylic acid | g 3 |
Flexible collodion | g 5 |
Ethyl alcohol | g 1 |
Ethyl ether | g 1 |
In dropper bottle | |
External use only |
This formula will produce a thick, clear liquid and should be provided in a bottle with a lid and small dropper.
Apply a drop of the formula to each wart or molluscum contagiosum lesion to treat.
After a few minutes, a white film will appear on top of each area.
Close the bottle tightly and store in the refrigerator.
Application
Depending on the advice of the dermatologist, warts can be treated with one application every evening or every other evening.
Before each new application, gently rub the wart with an emery board or pumice stone to remove cells that have already been destroyed by the salicylic acid.
In cases of molluscum contagiosum, apply the treatment up to a maximum of twice a week. Do not buff the lesion before application.
Treatment duration
Treatment duration can vary. For example, a wart on the hand may take two to three weeks to remove, while plantar warts on the feet could take over a month. Mosaic warts require a lot of patience and persistence, and can take several months to completely disappear.
Molluscum contagiosum treatment is usually much faster. The lesions usually dry out and fall off in around 15 to 20 days from beginning treatment. It is not uncommon for new lesions to appear during the course of treatment.
Irritation from concentrated salicylic acid
Concentrated salicylic acid may cause irritation to healthy skin that inadvertently comes into contact with the product. Should this occur, pause treatment until the skin has returned to normal before resuming as before.