T+ Plus Dandruff Shampoo, 16 oz, QC99256 Sale! This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Compare to the Active Ingredient in Neutrogena T/Gel Shampoo. Controls the symptoms of dandruff, seborrheic dermatitis and psoriasis. Provides long-lasting relief from flaking and itching.