The class actions come as a growing body of scientific research suggests the increasingly popular recreational drug harms human health.
Trump endorsed GOP challengers in seven state Senate races where incumbents had opposed a congressional redistricting bid backed by the president.
Brown’s victory sets the stage for a general election clash with Republican Sen. Jon Husted, who is endorsed by President Donald Trump.
Eric Conroy, a former CIA officer, and Carey Coleman, a former radio talk show host and television meteorologist, will try to unseat incumbent Democrats.

Derrick Merrin won the GOP primary for Ohio’s Congressional District 9, which Republicans hope to flip.
The tech company joins about a dozen other high-profile firms to reincorporate away from Delaware after a state court canceled Elon Musk’s pay package.
The suspected shooter was indicted on four counts after being formally accused of an attempted assassination of President Donald Trump.
The Education Department launched an investigation into Smith College in Massachusetts, which admits males and gives them access to spaces designed for women.
Realtor.com attributes rising demand for such homes to higher housing and child care costs, cultural traditions, and more adapted housing stock.

Secretary of State Marco Rubio confirmed that addressing human rights violations, including forced organ harvesting, remains a priority for the administration.
ActBlue asked a Boston federal judge on May 1 to halt Texas Attorney General Ken Paxton’s investigation and his state court case against the platform.
‘We either make the right deal, or we win very easily,’ the president said.
U.S. gas prices have jumped as the Iran war disrupts global supply, exposing America’s ties to world markets despite its energy independence.
Federal lawyers said Minnesota is using consumer-protection laws to regulate greenhouse gas emissions beyond its borders.
Residents are urged to avoid the area of the shooting, which occurred at 15th Street and Independence Avenue in Washington.
Justice Samuel Alito entered the order.
‘I remain convinced that the Americans are important partners for us,’ Merz said.
Trump revealed plans to ‘free up’ the ships in the crucial waterway in a Truth Social post on May 3.
Spirit Airlines ceased operations on May 2; it canceled all flights and said passengers should not go to the airport.
The U.S. president said on Saturday ‘it’s a possibility’ he could order new combat operations against Iran.
The ruling stems from the case of Paul Johnson, a Minnesota resident charged with assaulting CBP officers in January.