Catalog

Drug-induced pseudoporphyria

No MMS code

Link to WHO Definition

Drug-induced pseudoporphyria – http://id.who.int/icd/entity/1057380726

The development of blistering of exposed skin on the extremities resembling porphyria cutanea tarda without demonstrable abnormalities of porphyrin metabolism but with exposure to a known precipitant drug. High dose furosemide, non-steroidal anti-inflammatory drugs, especially naproxen, nalidixic acid, tetracyclines and sulphonylureas have all been implicated.