Lithium ER Side Effects
What should I watch for?
Visit your doctor or health care professional for regular checks on your progress. It can take several weeks of treatment before you start to get better.
The amount of salt (sodium) in your body influences the effects of this medicine, and this medicine can increase salt loss from the body. Eat a normal diet that includes salt. Do not change to salt substitutes. Avoid changes involving diet, or medications that include large amounts of sodium like sodium bicarbonate. Ask your doctor or health care professional for advice if you are not sure.
Drink plenty of fluids while you are taking this medicine. Avoid drinks that contain caffeine, such as coffee, tea and colas. You will need extra fluids if you have diarrhea or sweat a lot. This will help prevent toxic effects from this medicine. Be careful not to get overheated during exercise, saunas, hot baths, and hot weather. Consult your doctor or health care professional if you have a high fever or persistent diarrhea.
You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells.
Common and Rare Side Effects
Along with its needed effects, a medicine 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 doctor immediately if any of the following side effects occur:
Confusion, poor memory, or lack of awareness
fast or slow heartbeat
stiffness of the arms or legs
troubled breathing (especially during hard work or exercise)
unusual tiredness or weakness
Blue color and pain in the fingers and toes
coldness of the arms and legs
noise in the ears
Get emergency help immediately if any of the following symptoms of overdose occur:
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Acne or skin rash
bloated feeling or pressure in the stomach
muscle twitching (slight)
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.