Swarms of bees attacked around 50 farmers working in cotton fields in Dadu on Tuesday, reported 24NewsHD TV channel.
While harvesting the crop, the farmers were attacked by the agitated honey bees, police said.
The incident occurred in Johu Tehsil of district Dadu.
The farmers managed to escape and rushed to a nearby water pound. Later, the medical staff provided vaccines to the men, women and children.