Medications and Drugs
Brand Names: Comtan
Generic Name: entacapone (Pronunciation: en TAK a pone)
What is entacapone (Comtan)?
Entacapone may also be used for purposes not listed in this medication guide.
Comtan 200 mg
oblong, brown/orange, imprinted with COMTAN
What are the possible side effects of entacapone (Comtan)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have a serious side effect such as:
Less serious side effects may include:
You may notice that your urine appears orange, red, brown, or black in color. This is not a harmful side effect.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What is the most important information I should know about entacapone (Comtan)?
You may have increased sexual urges, unusual urges to gamble, or other intense urges while taking this medication. Talk with your doctor if you believe you have any intense or unusual urges while taking entacapone.
Avoid drinking alcohol, which can increase some of the side effects of entacapone.
Cold or allergy medicine, narcotic pain medicine, sleeping pills, muscle relaxers, and medicine for seizures, depression or anxiety can add to sleepiness caused by entacapone. Tell your doctor if you regularly use any of these other medicines.
Entacapone may cause hallucinations (the sensation of hearing or seeing something that is not there), most commonly among elderly people. Call your doctor if you experience hallucinations.
Do not stop using entacapone without first talking to your doctor. You may need to use less and less before you stop the medication completely.
Some people taking Parkinson's disease medications have developed skin cancer (melanoma). However, people with Parkinson's disease may have a higher risk of melanoma. Talk to your doctor about this risk and what skin symptoms to watch for. You may need to have regular skin exams.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
Need help identifying pills and medications?
Get breaking medical news.
Pill Identifier on RxList
- quick, easy,
Find a Local Pharmacy
- including 24 hour, pharmacies