Alfalfa sprouts under the brand names Calco and Everything Sprouts have sickened 55 people across 15 states, the Centers for Disease Control and Prevention warned Friday. Photo courtesy Centers for Disease Control and Prevention

Aug. 21 (UPI) -- Dozens of people across 15 states have been sickened by alfalfa sprouts tainted with E. coli bacteria and salmonella, federal health officials said Friday.

The Centers for Disease Control and Prevention said in a safety alert that 55 people have suffered symptoms such as severe stomach cramps, diarrhea, fever, nausea and/or vomiting after consuming alfalfa sprout sold in grocery stores under the Calco and Everything Sprouts brands.

Four hospitalizations have resulted from the outbreak.

Some 38 of the 55 of the cases have been recorded in Minnesota and Wisconsin combined, with fewer cases reported in North and South Dakota, New York, Washington state, Iowa, Kansas, Michigan, Indiana, Pennsylvania, North and South Carolina, New Hampshire and Florida.