Dermatology Made Easy is based on the most popular topics from DermNet NZ's vast array of material. The book combines the essential focus of the ‘Made Easy’ book series with the authority and knowledge base of DermNet NZ's unparalleled resources.
Author: Reviewed and updated by Dr Amanda Oakley, Dermatologist, Hamilton, New Zealand; Vanessa Ngan, Staff Writer; Clare Morrison, Copy Editor, 2014.
Acne or acneform (acne-like) eruptions can occasionally be caused by, or aggravated by, medications (drugs).
Several hormonal medications may cause or aggravate acne.
Athletes and body-builders sometimes abuse anabolic steroids because they result in increased muscle bulk; severe acne can arise in some of these cases.
A variety of other medications can cause acne. Theories on why they do so include their effects on the immune system; their stimulation of insulin and insulin-like growth factor through the m-TOR pathway; and direct effects they may have on the hair follicle.
Medications known to aggravate acne include:
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