Lasalocid is an antibacterial agent and a coccidiostat, used in the feed additives. Lasalocid A is a cationic ionophore antibiotic.

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[2] Chen M, et al. Effect of monensin and lasalocid-sodium on the growth of methanogenic and rumen saccharolytic bacteria. Appl Environ Microbiol. 1979 Jul;38(1):72-7.