The use of medicated shampoo is the first line in the treatment of seborrheic dermatitis. Of all shampoo that claim to effectively treat seborrheic dermatitis, only a few actually fulfill their purpose. The real reason of this it’s not because these shampoos are bad, but that you did not make the right choice.
There are several factors you must take into account when you buy a seborrheic dermatitis shampoo.
- Hair type: Oily, Normal or Dry. linked directly to the oil produced by the sebaceous glands in the scalp.
- Severity: Malassezia furfur infection levels, characterized by the redness and irritation of the scalp.
- Natural or color treated hair. There are shampoos that alter the color of hair in people with dyed hair. In those cases it is recommended to avoid this type of product.
There are others factors such as price, volume, side effects and contraindications. Once we have clear these points, we are ready to choose the best seborrheic dermatitis shampoo.
Over-the-counter Seborrheic Dermatitis Shampoo.
One of the main symptoms and perhaps the one that causes the most discomfort is the excess of dandruff. Fortunately, there are many options available in your local pharmacies or online without a prescription (OTC).
Seborrheic DermatitisShampoo containing Ketoconazole.
Shampoos containing ketoconazole are very effective, its anti-fungal action kill 98% of the yeasts responsible of scalp irritation. It also works as oil controller, Removing the excess oil present in the scalp.
This ingredient is available OTC in shampoos like Nizoral Anti-Dandruff.
These shampoo are considered safe and recommended by dermatologists. Studies have shown In test subjects that the percentage of ketoconazole is enough to kill the fungus but does not reach the bloodstream.
Another plus of these shampoos is their anti-inflammatory effect that helps the recovery of injuries in patients. Its use is recommended twice a week in a period of 2 to 4 weeks, being able to alternate with the shampoo and conditioner of your choice.
Seborrheic Dermatitis Shampoo with Selenium Sulfide.
Selenium sulfide is an anti fungal that targets a specific yeast, Pityrosporum ovale reducing the dandruff, irritation and itching on of the scalp. The use of shampoos containing selenium sulfide are very effective when they are use twice a week.
The negative aspect is its strong aroma although it is less aggressive than the nizoral shampoo.
Pyrithione Zinc in Seborrheic Dermatitis Shampoos.
A frequently found ingredient in OTC anti-dandruff shampoos is Pyrithione zinc. Like ketoconazole and selenium sulfide it has anti fungal power.
You may find OTC products with concentrations of 1 to 2 percent such as Head & Shoulders Dry Scalp Care and Head & Shoulders Extra Strength, respectively.
Seborrheic Dermatitis Shampoos containing Salicylic Acid.
Salicylic acid may be useful to treat dermatitis seborrheic when it is used in conjunction with other treatments. Its main benefit is keratolitic action, that reduce scaling and ease dandruff cleaning.
Salicylic acid is the main ingredient in Neutrogena T/Sal Therapeutic, a medicated shampoo formulated specifically to control scalp buildup.
Shampoos containing coal tar
Coal tar creates a hostile environment that limits the proliferation of fungi and decreases inflammation. There are even studies that claim that this ingredient reduces sebum production and is even as effective as ketoconazole with its ability to reduce fungal growth.
Coal tar has several associated side effects. It has been established that some people have developed contact dermatitis after the application. Other effects, although scarce include nausea, vomiting and black urine. Coal tar can increase the chances of developing some types of cancer, such as squamous cell carcinoma.