The new blindness treatment has kick-started a debate about the cost of pioneering drugs. Photograph: iStock

Spark Therapeutics says it will charge $850,000 (€707,182) for its new gene therapy for blindness, making it the most expensive drug on the market and(...)

Shares in Ryanair fell 8.5 per cent  to trade at €15 in Dublin

Global equities painted a mixed picture on Friday, with Ireland’s benchmark index underperforming its European counterparts. The Irish stock exchange (...)

Sales of Gilead Sciences’ drugs to treat hepatitis C reached $4.55 billion in the first quarter, far exceeding already lofty Wall Street expectations(...)

Scott McCauley, associate scientist at the Gilead Sciences, makes human proteins at the Gilead laboratory in Foster City, California. Photograph: David Paul Morris/Bloomberg

Anne Strange was too ill to dance at the evening reception when her daughter, Debbie, married in November but just being there was enough. The 63-year(...)

Express Scripts, which will no longer offer Harvoni, manages pharmacy benefits for about 85 million people in the US

Gilead Sciences may finally be forced to offer a lower price for its $94,500 hepatitis C drug. The biotechnology company could have no choice but to n(...)

Aer Lingus ends day up at €2.14 on the back of about 730 trades. Photograph: Alan Betson

Mark Paul The Iseq in Dublin rose by 0.3 per cent as European stocks advanced for a fifth day, with banks contributing the most to the gains.Most US s(...)

Federal Reserve chairwoman Janet Yellen has pledged to maintain her predecessor’s stimulus policy. Photograph: Drew Angerer/Bloomberg

European stocks climbed yesterday, extending a third consecutive weekly gain, as investors heeded newly installed Federal Rese(...)

Aer Lingus shed 4 cent before settling at €1.399. Photograph: Tim Boyle/Bloomberg

Markets were not exactly on fire yesterday, but the general trend was positive as the bank holiday weekend approached. International data was mixed, w(...)