nizoral shampoo to remove dandruff and excess sebum. nizoral shampoo is an anti-dandruff and seborrheic dermatitis shampoo that contains jojoba oil to moisturize and strengthen hair, and ketoconazole to treat systemic fungal infections such as blastomycosis, paracoccidioidomycosis, and chromosomal disease. It is used to treat skin infections such as ringworm, seborrheic dermatitis, jock itch, athlete's foot, excessive dandruff, and baldness.