Interaction between Betaderm and Nizoral Anti-Dandruff: There is no known interaction between Betaderm and Nizoral Anti-Dandruff in our records. However, an interaction may still exist. Always consult your doctor before taking these medications together. Do not stop taking the medications without a physician's advice.. Betaderm: Betamethasone valerate belongs to the class of medications called topical corticosteroids. It is used to treat skin irritation and itch caused by skin conditions such as eczema, psoriasis, contact dermatitis, and seborrhea. It works by reducing redness, inflammation, swelling, and irritation of the skin.. How to use Betaderm Cream. Use this medication on the skin only. However, do not use it on the face, groin, or underarms unless directed to do so by your doctor.. Yes. Once the scalp is clear, you no longer need to use it. I'd only be concerned if this needs be used daily for more than 6 months. It is important to find out what is causing your scalp problem if you need betaderm to control the lesions regularly.. Fulfilment by Amazon (FBA) is a service Amazon offers sellers that lets them store their products in Amazon's warehouses, and Amazon directly does the picking, packing, shipping and customer service on these items.. I went to the clinic looking for a second opinion after a diagnosis about hair loss from the NHS. Everyone there was so friendly and even after the first session I felt a hundred times better and had a solution unlike my NHS experience..