Marilyn J. Rock....Celluclay-Instant Paper Mache Part II - Duration: 7:38. Marilyn J. Rock 9,281 views
Serious side effects of Augmentin include watery or bloody diarrhea, jaundice (yellow skin), fever, easy bleeding or bruising and pain, according to Drugs. Users may also experience muscle weakness, numbness or tingling, dark urine, clay-colored stools, or fevers.
Metformin, one of the medicines in JANUMET and JANUMET XR, can cause a rare but serious side effect called lactic acidosis (a buildup of lactic acid in the blood), which can cause death. Lactic acidosis is a medical emergency that must be treated in a hospital.