While normally it takes a while for a new law to go into effect, a spokesperson for the Food and Drug Administration has said that because this change "simply increased the age limit in existing law... it was able to go into effect immediately".
Authorities are responding to a shooting at Saugus High School in Santa Clarita Thursday morning in which up to 7 may be injured and the shooter is still at large.
Meijer is the latest retailer to stop selling Zantac and other over-the-counter heartburn medications containing ranitidine, due to contamination concerns.