June 17 VBI Vaccines Inc said on Monday a late-stage study was unsuccessful in showing two doses of its hepatitis B vaccine were as effective as three doses of an older vaccine from GlaxoSmithKline, sending its shares plunging 66%.
Allergan Plc's Vraylar won U.S. regulatory approval to treat depressive episodes of bipolar I disorder, expanding its scope of treatment to a full spectrum of symptoms related to the condition, the company said on Monday.
Independent experts on an advisory panel to the U.S. Food and Drug Administration on Tuesday voted against Daiichi Sankyo Co Ltd's treatment for adults with a type of acute myeloid leukemia.
Allergan Plc Chief Executive Brent Saunders said on Tuesday that he and the board of directors were looking with a sense of urgency at all options to revive the Botox maker's falling share price, but a lack of specifics failed to boost investor sentiment.
Biogen Inc on Wednesday beat Wall Street estimates for quarterly profit, but failed to ease investor concerns about long-term growth after it recently shelved the development of an Alzheimer's drug that was expected to be its next blockbuster, sending its shares down 2 percent.
UnitedHealth Group Inc said on Tuesday it expects minimal impact to its margins if the rebate system is overhauled but investors remained concerned about the impact of the Trump administration's proposal to end discounts from drugmakers.
Allergan Plc said on Wednesday its experimental add-on treatment for depression failed three late-stage studies, casting doubts over its drugs pipeline and sending the Botox-maker's shares down nearly 4 percent after the bell.
Marriott International Inc on Thursday missed Wall Street estimates for quarterly revenue and forecast a lower-than-expected full-year profit, blaming weak demand in North America, its largest market.
U.S. President Donald Trump played down Iran's downing of a U.S. military surveillance drone on Thursday, saying he suspected it was shot by mistake and "it would have made a big difference" to him had the remotely controlled aircraft been piloted.