Drugstore companies shares down at 10 a.m.

Shares of some top drugstore companies are down at 10 a.m.:

CVS Health Corp. fell $.08 or .1 percent, to $102.30.

Rite Aid fell $.18 or 2.1 percent, to $8.31.

Walgreen Boots Alliance Inc. fell $1.52 or 1.6 percent, to $91.11.