The development of gel baits (fipronil and imidacloprid)
, which can be selectively applied where the cockroaches are living has changed the entire concept of cockroach control
Baits offer the advantage of longterm residual activity, safe application technology,
fast action and reduced odour when compared with residual sprays.
In addition, baits have also been reported to possess secondary poisoning effect through necrophagy and coprophagy