What is the main ingredient in the treatment of psoriasis?

• A. Coal tar
• B. Topical corticosteroids
• C. Antibiotics
• D. Moisturizers

Answer: (B)

Topical corticosteroids are considered the main ingredient in the treatment of psoriasis due to their effectiveness in reducing inflammation and slowing down the excessive proliferation of skin cells, which is characteristic of this condition. They work by suppressing the local immune response and decreasing inflammatory markers, leading to a reduction in redness, swelling, and scaling.

While coal tar is also utilized in psoriasis treatment and can help with scaling and itching, its effectiveness is generally secondary to that of topical corticosteroids. Antibiotics are not used as a primary treatment for psoriasis, as the condition is not a bacterial infection. Moisturizers can support overall skin health and hydration but do not address the underlying inflammatory process or the rapid cell turnover seen in psoriasis. Therefore, while all these treatments can play a role, topical corticosteroids are the cornerstone of psoriasis management due to their potent anti-inflammatory properties.