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Dermax Therapeutic Shampoo 250ml

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Dermax Therapeutic Shampoo is used for the treatment of severe dandruff and other seborrhoeic scalp conditions where there is scaling and dandruff.


Dermax Therapeutic Shampoo is recommended if you suffer from scaly scalp conditions, such as dandruff or seborrhoeic dermatitis. It is effective at lifting and washing away scale leaving you with a clear scalp. Dermax Therapeutic Shampoo contains an active ingredient to combat the yeast that can make your scalp condition worse. It also contains coconut oil which is well-known to be a beneficial scalp conditioner so your scalp will not only become clearer but conditioned so scaling should occur less.

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Active ingredient: Benzalkonium Chloride 0.5% w/w in clear, pale yellow to straw coloured viscous shampoo. Other ingredients: sodium lauryl ether sulfate, coconut diethanolamide, dilute hydrochloric acid, phenoxyethanol, sodium chloride, lauryldimonium hydroxypropyl hydrolyzed collagen, coconut oil, purified water.

Adults, elderly and children: wet the hair, apply a liberal quantity of the shampoo to the scalp and, with the tips of the fingers, rub in thoroughly. Rinse. Repeat the application and massage to produce a rich lather. Remove as much lather as possible with the hands, before rinsing thoroughly under running water.

Not to be used in cases of sensitivity to any of the ingredients. Keep undiluted shampoo away from the eyes.

Standard Delivery

Standard Mainland UK delivery is £3.95* 

We aim to deliver orders within 3-5 working days to the shipping address provided by you in your order if the shipping address is in the UK.  For orders being delivered outside mainland UK, this will be longer and we cannot give a guaranteed delivery time due to the differences between carriers. Delivery timescales are estimates only. If you do not receive your order within 14 days of us confirming your order has been sent you must notify us and we will investigate the non-delivery provided. Orders from outside the UK have varied delivery charges, depending on the particular country.  Please note that in some instances you may be required to answer product related questions from our Pharmacist as part of the checkout process.  Failiure to answer these will cause delays.  Please allow extra time for Pharmacy approved products.  Please note that Bank Holidays do not count as working days.

Delivery charges for orders outside the UK will vary. *Northern Ireland delivery charges different

Express UK Delivery

Express Mainland UK delivery is £6.95*, non mainland islands may vary

Please note that Express delivery is only available on orders placed before 1pm (GMT) Monday to Friday in the UK.  After 1pm we cannot guarantee express delivery, even if it has been selected.  Please note that this is not a guaranteed next day service, but is an expedited delivery option.  Products which need to be approved by a pharmacist are not suitable for express delivery.

*Northern Ireland delivery charges different

Free Delivery on orders over £50*

This applies to orders delivered to UK addresses only.  *Exclusions may apply.


We hope you will be happy with any items you’ve ordered from us, but if you’re not entirely satisfied, you’ll find details of our returns policy on the link below.

Delivery outside of the EU

Please note that certain medicines and medical devices sold on this website cannot be purchased if you live outside of the European Union.


Please visit our Delivery & Returns page for more information.