Most acute hepatic porphyria (AHP) patients with recurrent attacks also experience significant chronic symptoms between attacks, with more than 75% of them needing to be hospitalized or treated with hemin, a study drawn from an ongoing trial into this disease’s natural history reports. EXPLORE, as this trial to characterize AHP in…
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Adult patients with erythropoietic protoporphyria (EPP) who live in the United States can now be treated with Scenesse (afamelanotide) to increase their tolerance to sunlight. Scenesse has been approved by the U.S. Food and Drug Administration (FDA) to treat EPP patients who have a history of phototoxic reactions…
Toxic accumulation of protoporphyrin IX in the skin and liver of people with erythropoietic protoporphyria (EPP) — the most common porphyria of childhood — occurs through the action of the protein transporter ABCG2, a recent mouse study shows. The findings suggest that blocking ABCG2 might be a way of treating EPP.
Next month’s annual conference of the National Organization for Rare Disorders (NORD) in Washington, D.C., couldn’t come at a better time, says Marshall Summar, MD, chairman of NORD’s board of directors. “The pace of discovery in rare diseases has gone from brisk to hypersonic,” Summar told Bionews Services, publisher…
Isoniazid, an antibiotic to treat tuberculosis, produces promising results in mice with erythropoietic protoporphyria (EPP), but the standard dose is not high enough to have an effect in humans, a pilot study finds. The study, “Results of a pilot study of isoniazid in patients with…
Alnylam Pharmaceuticals announced new findings from several clinical trials that continue to demonstrate the effectiveness of givosiran, the company’s investigational therapy for the treatment of acute hepatic porphyria (AHP). The findings were presented at the 2019 International Congress on Porphyrins and Porphyrias (ICPP), held Sept. 8-11…
Glycyrrhizin may be an effective treatment option for patients who develop porphyria cutanea tarda associated with alcohol abuse, a case report says. The case report study, “A first report of porphyria cutanea tarda successfully treated with glycyrrhizin,” was published in the journal of Dermatologic Therapy. Porphyria cutanea…
Rare diseases deeply affect not only the children who experience them, but also their healthy brothers and sisters, as their parents can attest. Two entries in November’s “Disorder: The Rare Disease Film Festival” will focus on what siblings go through, according to the San Francisco festival’s co-founder,…
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PCT Linked to Higher Risks of Gastrointestinal Disease, Cancer, and Premature Death, Study Suggests
People with porphyria cutanea tarda (PCT) have higher risks of developing gastrointestinal diseases and certain types of cancer, compared with individuals from the general population, a study says. They also are more likely to die prematurely. The findings of the study, “Increased mortality in patients with porphyria…
Developing gene therapies for rare diseases is one thing. Creating gene-edited “designer babies” is quite another. German legal expert Timo Minssen outlined the potentially explosive ethical landmines surrounding such issues during a recent talk at the New York Genome Center. Minssen directs the Center for Advanced Studies in…
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