The battle between CVS and Express Scripts for ownership of Caremark has made little impact on drug-company executives. But there is an important implication for pricing in the Medicare Part D world: CVS wants to use Caremark to help it get higher payments for providing pharmacy services. But in the zero-sum game of reimbursement, any additional profits for chains will likely come from reduced prices on drugs.

Can a false-claims suit be filed if doctors have different opinions about whether a treatment was necessary? The Supreme Court won’t say.

No device-related close-out letters were released by the US FDA last month.