Skin Which of the following biologic agent approved for treatment of psoriasis or psoriatic arthritis is not anti- TNF-a? A Etanercept B Alefacept C Infliximab D Adalimumab 💡 Explanation Which of the following biologic agent approved for treatment of psoriasis or psoriatic arthritis is not anti- TNF-a? ✓ Correct Answer: B. Alefacept