Nevertheless, operators often complemented or replaced the strategies and legally adopted drugs with other products or treatments. Products based on fluvalinate were not authorized for use in beekeeping but were widely administered. If alternate miticides become available, rotate between different miticides. Do not combine treatments. It is much better to rotate or alternate treatments.
Formic acid is registered for use in Canada.
Use biological means of mite reduction when feasible. Place drone combs in colonies and remove them when sealed to lower mite loads. Cull combs carefully. By reducing the amount of drone combs available to colonies, beekeepers can reduce the Varroa population growth rate. Discourage robbing in your apiaries.