Hi , my sixteen year old son has got severe dry...

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Thank you for your question.
our dear customer

What is the treatment of dry skin?

Creams to control itching and repair skin like protopic or elidel
Antibiotic to prevent secondary infection
Anti-inflammatory drugs
Drugs contain corticosteroids
Wet dressing
Light therapy

what are the symptoms of dry skin?

Itching
Red to brown patches
Small raised bumps
Thick cracked skin
Raw swollen skin
Scratch marks

How to prevent dry skin?

Moisturize your skin twice daily at least
Avoid the triggers of dry skin
Take shorter bath or showers
Use only gentle soap
Dry yourself carefully
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khaled jaber

bio oil is moistures creams and oils that are helpful in certain patients and there are not detailed information about this product and you should consult your dermatologist before using it especially if you had tried different things and methods.