Which of the following routes is NOT typically associated with corticosteroid administration?

• A. Oral
• B. Topical
• C. Inhalational
• D. Transdermal

Answer: (D)

Corticosteroids are commonly administered through various routes due to their anti-inflammatory and immunosuppressive properties. The primary routes include oral, topical, and inhalational methods, each suited for different clinical scenarios.

The oral route involves swallowing corticosteroids, which is effective for systemic treatment of conditions like asthma and autoimmune diseases. The topical route allows for direct application of corticosteroids to the skin for local inflammatory conditions, such as eczema or psoriasis. Inhalational administration is particularly relevant for respiratory conditions like asthma, enabling direct delivery to the lungs to reduce inflammation in the airways.

The transdermal route, while effective for certain medications, is not a standard method for corticosteroid delivery. This route typically involves the use of patches that release medication through the skin into the bloodstream. While there are transdermal corticosteroid formulations, they are not widely used compared to the other routes mentioned, which are more common and established for corticosteroid therapy.

Understanding these routes and their typical applications is essential for recognizing how best to utilize corticosteroids in clinical practice.