Eskalith is a brand name for the medication lithium carbonate, which is commonly used to treat manic episodes associated with bipolar disorder. If you are searching for synonyms for Eskalith, you could use "lithium carbonate," "lithobid," or "lithium citrate." These medications work by regulating mood and reducing the severity of manic episodes. While there may be other medications that have a similar effect on mood disorders, it is important to consult with a healthcare professional before making any changes to your medication regimen. It is also important to follow your doctor's instructions carefully when taking any medications for mental health conditions.