Pfizer Inc. reported a higher-than-expected third-quarter 2019 profit on increased sales of the cancer drug Ibrance and a strong launch of the new heart medicine Vyndaqel.

Merck & Co. Inc. expects the company’ immunotherapy Keytruda will continue the drug’s market dominance as an initial treatment for advanced lung cancer as sales of the medicine topped $3 billion in a quarter for the first time, beating lofty Wall Street estimates.

Gilead Sciences Inc. reported third-quarter results largely in line with Wall Street estimates, led by higher sales of the company’s HIV drugs, but deal-related costs led to a net loss.

Acorda Therapeutics will terminate approximately 25 percent of headcount as the company initiates a corporate restructuring.

Baxter International Inc. was named in a complaint for improperly marketing opioid drugs and revealed an internal probe into the medical supplier’s accounting, sending the company’s shares down.

Biogen Inc. revived plans to seek U.S. approval for the experimental Alzheimer’s treatment aducanumab, surprising investors.

Vertex Pharmaceuticals Inc. priced the company’s FDA-approved Trikafta, a three-drug combination for cystic fibrosis, at $311,503 per year.

Alexion Pharmaceuticals Inc. agreed to buy smaller biotech company Achillion Pharmaceuticals Inc. in a deal initially valued at $930 million.

Indivior Plc raised the company’s full-year 2019 forecasts as the embattled British drugmaker’s best-selling opioid addiction drug Suboxone fared better than expected in the face of competition from copycats.

Vir Biotechnology priced the company’s initial public offering (IPO) at $20 a share, at the bottom end of expectations, the latest underwhelming investment performance for a stock held by SoftBank Group Corp.’s Vision Fund.