<h1>JANUMET</h1><p>JANUMET Metformin hydrochloride, one of the ingredients in JANUMET, can cause a rare but serious side effect
called lactic acidosis (a build-up of lactic acid in the blood) that can cause death. Lactic acidosis is a
medical emergency and must be treated in a hospital.</p>
called lactic acidosis (a build-up of lactic acid in the blood) that can cause death. Lactic acidosis is a
medical emergency and must be treated in a hospital.</p>
