The biologics available in Canada to treat psoriasis include:. Talk to your doctor about the most appropriate psoriasis treatment for you. In addition to his private practice at Toowong Dermatology, he runs the Biologics and Difficult Psoriasis clinic at the Princess Alexandra Hospital (since its inception in 2008). Currently, several treatments are available to help control psoriasis such as methotrexate, ciclosporin, and oral retinoids. Figure 1: Schematic representation of biological therapy of psoriasis.