Fixed drug reactions are common and so named because they recur at the same site with each exposure to a particular medication.[1] Medications inducing fixed drug eruptions are usually those taken intermittently.[1]
| Fixed drug reaction | |
|---|---|
| Other names | Drug eruption |
 | |
| Fixed drug eruption caused by phenolphtalein. | |
| Specialty | Dermatology  |
Signs and symptoms edit
A painful and itchy reddish/purple patch of skin that occurs in the same location with repeated exposures to the causative drug is the classic presentation of a fixed drug reaction. The lips, genitals, and hands are often involved.
Cause edit
Medications that are commonly implicated as a cause of fixed drug eruptions include the following:
See also edit
References edit
- ^ a b James W, Berger T, Elston D (2005). Andrews' Diseases of the Skin: Clinical Dermatology (10th ed.). Saunders. p. 127. ISBN 978-0-7216-2921-6.
- ^ Vidal C, Prieto A, Pérez-Carral C, Armisén M (April 1998). "Nonpigmenting fixed drug eruption due to pseudoephedrine". Annals of Allergy, Asthma & Immunology. 80 (4): 309–310. doi:10.1016/S1081-1206(10)62974-2. PMID 9564979.