The invention provides a composition for treating bee microbial diseases. The composition comprises camphor oil and volatile solvent. The invention also provides use of camphor oil solvent to preparing a drug for treating bee microbial diseases wherein the camphor oil solvent comprises camphor oil and volatile solvent.本發明關於一種治療蜜蜂微生物病害之組合物,其包含樟腦油及可揮發性之溶劑。本發明亦關於一種樟腦油溶液之用途,其係用以製備治療蜜蜂微生物病害之藥物,其中該樟腦油溶液係包含樟腦油及可揮發性之溶劑。