Table of Contents
- Vomiting
- Convulsions
- Uncontrolled jerky movements in arms and legs
- Stupor
- Coma
- Very high blood levels of lithium can be fatal
Side Effects. Mild nausea and diarrhea are common initial side effects of lithium that usually go away after a few weeks. Long-term side effects may include:
- Weight gain, which can lead to increased risk for diabetes
- Increased thirst
- Increased urination
- Hair loss
- Skin rashes and acne
- Low thyroid function (symptoms include dry skin, sensitivity to cold temperatures, hair loss, weight gain)
- Impaired memory and poor concentration
Drug Interactions. Because lithium is eliminated from the body by the kidneys, any drugs or dietary factors that slow the kidneys' actions may increase lithium blood levels and should be used with great caution. Such drugs include:
- Nonsteroidal anti-inflammatory drugs (NSAIDs)
- Thiazide diuretics
- ACE inhibitors
- Antipsychotics
Some of these drugs can worsen lithium side effects.
Valproate and Other Antiseizure Drugs
Antiseizure drugs, also called anti-epileptics or anticonvulsants, affect the neurotransmitter gamma aminobutyric acid (GABA), which helps prevent nerve cells from over-firing. These drugs may be an alternative for patients who do not tolerate or respond to lithium. They also may be used in combination with lithium, atypical antipsychotics, or other drugs.
Standard Antiseizure Drugs.
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Review Date: 01/28/2011
Reviewed By: Harvey Simon, MD, Editor-in-Chief, Associate Professor of Medicine,
Harvard Medical School; Physician, Massachusetts General Hospital.
Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M.,
Inc.
A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org)

