Glucovance Warnings

The metformin in this combination medication can rarely cause a condition called lactic acidosis, which can be fatal. Seek immediate medical attention if you develop any of the following symptoms of lactic acidosis: unusual tiredness (fatigue) or severe drowsiness, cold skin, muscle pain, breathing trouble or rapid breathing, unusually slow or irregular heartbeat. Lactic acidosis is more likely to occur in patients who have: kidney or liver disease, conditions that may cause a low oxygen blood level or poor circulation (e.g., severe congestive heart failure, recent heart attack, recent stroke), excessive alcohol use, a lack of body fluids (dehydration), X-ray or scanning procedures that require an injectable iodinated contrast drug, surgery, or a serious infection. The elderly are also at higher risk, and have not had kidney and liver tests. Before taking glyburide and metformin, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: kidney disease, liver disease, conditions that may cause a low oxygen blood level or poor circulation (e.g., severe congestive heart failure, recent heart attack, recent stroke), metabolic conditions (e.g., diabetic ketoacidosis), serious infection, lack of body fluids (dehydration). Before using this medication, tell your doctor or pharmacist your medical history, especially of: severe breathing problems (e.g., obstructive lung disease, severe asthma), thyroid disease, blood problems (e.g., anemia, vitamin B-12 deficiency), scheduled upcoming surgery, scheduled upcoming X-ray or scanning procedures, alcohol use, certain hormonal conditions (adrenal/pituitary insufficiency, SIADH-syndrome of inappropriate secretion of antidiuretic hormone), electrolyte imbalance (Hyponatremia), fertility problems (e.g., ovulation problems).

You may experience blurred vision, dizziness, or drowsiness due to extremely low or high blood sugar levels; use caution engaging in activities requiring alertness such as driving or using machinery. Limit alcohol while taking this medication because it can increase the risk of developing hypoglycemia. Rarely, alcohol can interact with glyburide and cause a serious reaction (disulfiram-like reaction) with symptoms such as facial flushing, nausea, vomiting, dizziness, or stomach pain. Consult your doctor or pharmacist about the safe use of alcohol. During times of stress, such as fever, infection, injury or surgery, it may be more difficult to control your blood sugar. Consult your doctor, as a change in your medication may be required. This medication may make you more sensitive to the sun. Avoid prolonged sun exposure, tanning booths or sunlamps. Use a sunscreen and wear protective clothing when outdoors. Caution is advised when using this drug in the elderly because they may be more sensitive to its effects. This medication can cause changes in the menstrual cycle (promote ovulation) in women with certain fertility problems, increasing the risk of becoming pregnant. Consult your doctor or pharmacist about the use of reliable birth control while using this medication. This medication should be used only when clearly needed during pregnancy. It is not recommended for use for at least 2 weeks before delivery due to the potential for fetal harm. Insulin may be preferred during pregnancy. Discuss the risks and benefits with your doctor. Based on information from related drugs, this medication may pass into breast milk. Breast-feeding is not recommended while using this drug Glucovance should not be used with bosentan .

Before using Glucovance , tell your doctor or pharmacist of all prescription and nonprescription products you may use, especially of: other diabetes drugs (e.g., insulin, rosiglitazone), aspirin or aspirin-like drugs (e.g., salicylates, NSAIDs such as ibuprofen, phenylbutazone), azole antifungals (e.g., fluconazole), cimetidine, birth control pills, "blood thinners" (e.g., warfarin), chloramphenicol, clofibrate, clomiphene, corticosteroids (e.g., prednisone), decongestants (e.g., pseudoephedrine), diazoxide, diet pills, epinephrine, estrogens, high blood pressure drugs (beta-blockers -- including glaucoma eye drops such as propranolol, timolol, metoprolol; calcium channel blockers such as nifedipine; ACE inhibitors such as captopril), isoniazid, MAO inhibitors (e.g., furazolidone, linezolid, moclobemide, phenelzine procarbazine, selegiline, isocarboxazid, tranylcypromine), niacin, phenothiazines (e.g., chlorpromazine), phenytoin, Probenecid, quinolone antibiotics (e.g., ciprofloxacin), rifampin, sulfonamides (e.g., sulfa antibiotics), thyroid drugs, "water pills" (diuretics such as hydrochlorothiazide, furosemide), fenugreek, ginseng. If you are scheduled to undergo any X-ray or scanning procedure using injectable iodinated contrast material, be sure to inform your doctor that you are taking this medication. You will need to temporarily stop this medication around the time of your procedure.