Drug Interactions
Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first. This drug should not be used with the following medication because a very serious interaction may occur: sibutramine. If you are currently using this medication listed above, tell your doctor or pharmacist before starting lithium. Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: acetazolamide, ACE inhibitors (e.g., captopril, enalapril, lisinopril), angiotensin receptor blockers (ARBs such as losartan, valsartan), bulk-producing laxatives (such as psyllium), calcitonin, calcium channel blockers (e.g., verapamil, diltiazem, nifedipine), desmopressin, other drugs for mental/mood conditions (e.g., chlorpromazine, haloperidol, thiothixene), methyldopa, metronidazole, nonsteroidal anti-inflammatory drugs (NSAIDs such as celecoxib, ibuprofen, indomethacin, naproxen, piroxicam), anti-seizure drugs (e.g., carbamazepine, phenytoin), SSRI antidepressants (e.g., fluoxetine, fluvoxamine, paroxetine), theophylline, tricyclic antidepressants (e.g., amitriptyline), "water pills" (diuretics such as hydrochlorothiazide, furosemide). Maintain a normal diet with an average consumption of sodium. Consult your doctor or dietician for more details. Avoid products that contain sodium (such as sodium bicarbonate, an ingredient in some types of antacids). This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.