It is important to note that if the doctor has prescribed you carbidopa-levodopa it is because they believe its benefits to you outweigh the risks. Common side effects associated with this medication include:
- Dizziness and/or lightheadedness
- Nausea and/or vomiting
- Loss of appetite and/or changes to your sense of taste
- Trouble sleeping and/or unusual dreams
Talk to your doctor if any of these do not go away or are severe.
Some side effects can be severe. Get immediate medical attention if you experience any of the following:
- Fast, irregular, or pounding heartbeat
- Chest pain
- Depression or harmful/suicidal thoughts
- Bloody, black, or tarry stools
- Excessive vomiting, bloody vomit, or vomit that looks like coffee grounds
- Dyskinesia (involuntary, erratic, writhing movements of the face, arms, legs, and/or trunk)
- Signs of a severe allergic reaction (such as hives, swelling of the face, throat, tongue, difficulty breathing or swallowing, etc.)
Be sure to tell your doctor if you are pregnant, breastfeeding, have a medical condition, or are taking any other medications.
Please note that this is not a complete list of all possible adverse reactions or precautions. For more information please visit the National Institutes of Health’s DailyMed webpage for carbidopa-levodopa.