To control colonies the roach bait may contain the active ingredient Fipronil .05% or Hydramethylnon 2%, available from Maxforce and Combat.
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The active ingredient Hydramethylnon 2% used as an insecticide in the form of bait for cockroaches leading to death in 2–4 days.
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The active ingredient Fipronil .05% disrupts the insect central nervous system, leading to the cockroach’s death in 6 to 24 hours.
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