Along with its needing effects, a drug may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your family doctor immediately if the following side effect occurs :
Rare
Lactic acidosis - quick and severe, including diarrhea, fast shallow breathing, muscle pain or cramping, unusual sleepiness, unusual tiredness or weakness
Check with your family doctor as soon as possible if the following side effect occurs :
Rare
Low blood sugar - mild, including anxious feeling, behavior change similar to being drunk, blurred vision, cold sweats, confusion, cool pale skin, difficulty in concentrating, drowsiness, excessive hunger, fast heartbeat, headache, nausea, nervousness, nightmares, restless sleep, shakiness, slurred speech
More common side effects may occur that usually do not need medical attention. These side effects may go away during treat as your body adjusts to the drug. However, check with your family doctor if any of the following side effects continue or are bothersome:
More common
Loss of appetite; metallic taste in mouth; passing of gas; stomachache; vomiting; weight loss
Other side effects not listed above may also occur in some diseaseds. If you notice any other effects, check with your family doctor.