Loss of Hair is unusual with carmustine. Your hair will restore its own growth once you discontinue the treatment with Carmustine. But you may experience a change in the texture and colour of the hair post the completion of the dose of this medicine. Using of a mild shampoo and a soft bristle hair bush is recommended. Click on the link for more details- https://www.genuinedrugs123.com/265-Anti-Cancer-Drugs-Generic-Carmustine-Brand-BiCNU.aspx