Alphosyl 2 in 1 shampoo triple pack is a medicated scalp cleansing shampoo which helps to treat itchy skin conditions affecting the scalp such as psoriasis eczema seborrhoeic dermatitis and dandruff these conditions can often leave you feeling agitated which is why alphosyl have come up with this effective solution to tackle these problems it contains coal tar extract which has mild antiseptic and anti inflammatory effects which work to relieve itching to leave your scalp feeling cool calm