Intern. Med. volume 35, issue 9, P717-719 1996 DOI: 10.2169/internalmedicine.35.717 View full text
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Yutaka HORIE, Keiko TANAKA, Junichi OKANO, Nagako OHGI, Hironaka KAWASAKI, Shinichirou YAMAMOTO, Masao KONDO, Shigeru SASSA

Abstract: The efficacy of the H2 receptor antagonist, cimetidine, in the treatment of a patient with porphyria cutanea tarda (PCT) was evaluated. After administration of cimetidine for 2 weeks, urinary excretion of uroporphyrin (UP) and coproporphyrin (CP) was significantly decreased.Urinary porphyrin levels remained low even after the cessation ofcimetidine for 1 week. Although the readministration of cimetidine did not decrease porphyrin excretion, skin lesions were markedly improved, and serum y-glutamyl transpeptid…

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