CVS Health’s proposed purchase of Aetna will change the way many major U.S. corporations buy health coverage for employees, according to benefit consultants.

The pace slowed in the third week of enrollment for 2018 Obamacare individual insurance as nearly 800,000 people signed up through the federal government website HealthCare.gov, down about 75,000 people from the previous week, a U.S. government agency reported.

U.S. pharmacy operator CVS Health Corp. made an offer to acquire No. 3 U.S. health insurer Aetna Inc. for more than $200 per share, or over $66 billion, sources said.

Anthem Inc. reported better-than-expected quarterly earnings as its Obamacare individual insurance business broke even and forecast a slight 2018 profit for the government plans despite uncertainty about the market’s future.

Anthem Inc. is committed to supporting policy changes that help reduce, prevent and deter opioid use disorder, as well as those that help consumers better access treatment. As part of that commitment, its affiliated health plans just reached the company’s collective goal of reducing prescribed opioids filled at pharmacies by 30 percent during the past five years.

Centene Corp., one of the largest players in the Obamacare individual insurance market, said it would offer Obamacare plans in Nevada in 2018.

U.S. health insurer Anthem Inc. said it will exit Obamacare markets in Virginia and reduce its plan offerings in Washington and Scott counties and the city of Bristol in 2018.

U.S. health insurer Anthem Inc. said it will no longer offer Obamacare plans in Nevada’s state exchange and will stop offering the plans in nearly half of Georgia’s counties during 2018.

Anthem Inc. said it may exit more individual Obamacare markets as the future of the national healthcare law and the government subsidies that make insurance affordable for millions of Americans remain up in the air.

Health insurer Anthem Inc. filed a lawsuit against Insys Therapeutics Inc., alleging the drugmaker fraudulently obtained reimbursements for its opioid painkiller Subsys.