PROPRANOLOL CONCENTRATED SOLUTION-ORAL (cont.)
DRUG INTERACTIONS: This drug should not be used with the following medications because very serious interactions may occur: mibefradil, certain psychiatric drugs (phenothiazines such as chlorpromazine, thioridazine). If you are currently using any of these medications, tell your doctor or pharmacist before starting this drug. Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription products you may use, especially of: alpha-blockers (e.g., prazosin), certain antacids (aluminum hydroxide gel), anti-depressant drugs (e.g., amitriptyline, fluoxetine, paroxetine), anti-diabetic drugs (e.g., glipizide, glyburide, insulin), barbiturates (e.g., phenobarbital), calcium channel blockers (e.g., diltiazem, verapamil), cimetidine, epinephrine, ergotamine-like drugs, general anesthesia, haloperidol, other heart drugs (e.g., amiodarone, digoxin, propafenone, quinidine, intravenous lidocaine), other drugs to treat high blood pressure (e.g., clonidine, hydralazine, methyldopa, reserpine), medications for overactive thyroid disease (e.g., methimazole, propylthiouracil), neuromuscular blocking drugs, non-steroidal anti-inflammatory drugs (e.g., indomethacin, ibuprofen), phenytoin, rifamycins (e.g., rifampin), rizatriptan, theophylline, St. John's wort. Check the labels on all your medicines (e.g., cough-and-cold products, diet aids) because they may contain ingredients that could increase your heart rate or blood pressure. Ask your pharmacist about the safe use of those products. This product can affect the results of certain lab tests. Make sure laboratory personnel and your doctors know you use this drug. Do not start or stop any medicine without doctor or pharmacist approval.
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