Selerex Dandruff Shampoo is a medical-grade anti-dandruff treatment containing Selenium Sulfide that targets and controls dandruff at its source. This 200ml shampoo is specially formulated to effectively combat flaking and itching associated with dandruff. The active ingredient Selenium Sulfide works by targeting the underlying cause of dandruff to provide long-lasting relief. As this is a medicated personal care product, it should be used as directed. The pure medical grade formulation helps ensure optimal effectiveness in controlling dandruff symptoms.