Allergic Reactions/Angioedema: If you have signs of an allergic reaction - such as a rash, hives, itchiness, swelling, closing of the throat, or diffiulty breathing - call your doctor immediately or go to an emergency room.
Severe Skin Reactions: Aptiom may cause a rare but serious skin reaction, such as Stevens-Johnson Syndrome and toxic epidemeral necrolysis (TEN). These conditions may start with a fever and flu-like symptoms. Then a rash develops. Ulcers or lesions of the mucous membranes may be seen and develop into painful blisters.
- Report any fever or rash to a health care provider, as this can be a life-threatening condition.
- These types of skin reactions happen most commonly in the 2nd or 3rd week after starting the medicine, but it can happen at any time.
- People who have had this type of reaction to oxcarbazepine should not take Aptiom.
Hyponatremia: Low sodium or salt in the blood stream is called hyponatremia. This may be seen in the first few months of taking the medicine or happen at any time. You may need to have blood tests done to check the sodium in your blood.
Symptoms of hyponatremia may include:
- Confusion
- Cramps
- Dizziness
- Decreased urination
- Headaches
- More seizures
- Nausea
- Swelling
- Tired, lack of energy
- Vomiting
Some of these symptoms may occur and not be related to low blood sodium. Or it may be related to another medical problem. Call or provider if any of these problems are seen.
- increases in a type of white blood cell called eosinophils,
- extreme confusion,
- staggering walk,
- suicidal thoughts or behaviors.
Suicidal Thoughts and Behavior:
Suicidal thoughts or actions may occur in a very small number of people, about 1 in 500. It is important to notify your provider if you experience any of the following symptoms
- Suicidal thoughts
- New or worsening depression or anxiety
- Panic attacks
- New or worsening irritability
- Acting aggressive, being angry, or violent
- Other unusual changes in mood or behavior
Rashes: Not all rashes are caused by eslicarbazepine acetate, but all rashes should be immediately reported to your doctor and checked out as soon as possible. Serious rashes usually begin in the first few weeks but can appear any time while you are taking the drug. Serious rashes may have the following symptoms and require you to be checked out immediately:
- Blisters or sores in mouth, eyes, ears, nose, and genital area
- Swelling of eyelids or eyes
- Red spots or patches on skin
- Fever or flu-like symptoms that do not go away
Call your doctor right away if any side effects are severe or cause problems in your ability to function.
Do not stop the medicine without talking to your doctor first.