Metformin Side Effects and Warnings
Side Effects and Warnings
#What are the precautions when taking this medicine?
• Wear disease medical alert identification.
• You should stop this medicine for 2 days after an x-ray with dye.
• Use caution if you are having surgery, if you have a heart attack, severe infection, or stroke, or if you are 80 years of age or older and have not had your kidney function tested.
• If you have lung disease, talk with healthcare provider.
• If you have a weakened heart, talk with healthcare provider.
• Do not drive if blood sugar has been low. There is a greater risk of an accident.
• Check medicines with healthcare provider. This medicine may not mix well with other medicines.
• Avoid alcohol (includes wine, beer, and liquor).
• Tell healthcare provider if you are pregnant or plan on getting pregnant.
• Tell healthcare provider if you are breast-feeding.
#What are some possible side effects of this medicine?
• Low blood sugar. Signs include anger, shaking, fast heartbeat, confusion, or sweating. Keep hard candies, glucose tablets, liquid glucose, or juice on hand for low blood sugar.
• Belly pain.
• Nausea or vomiting. Small frequent meals, frequent mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help.
• Not hungry.
• Abnormal taste. This is usually reversible.
• Blood acidity (lactic acidosis) may rarely occur.
#Reasons to call healthcare provider immediately
• If you suspect an overdose, call your local poison control center or emergency department immediately.
• Signs of a life-threatening reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; fits; or swelling of face, lips, tongue, or throat.
• Very low blood sugar or very high blood sugar.
• Severe dizziness.
• Difficulty breathing.
• Feeling cold.
• Severe belly pain.
• Severe nausea or vomiting.
• Severe diarrhea.
• Severe muscle pain or weakness.
• Feeling extremely tired or weak.
• Any rash.
• No improvement in condition or feeling worse.