Compare carbidopa / levodopa / entacapone vs. carbidopa / levodopa extended release

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Stalevo
(carbidopa / levodopa / entacapone)

Sinemet CR
(carbidopa / levodopa extended release)

Treats Parkinson's disease. Stalevo (carbidopa / levodopa / entacapone) is a good choice for Parkinson's disease, especially when carbidopa/levodopa starts losing its effect.Treats Parkinson's disease. Sinemet CR (carbidopa / levodopa extended release) is the first choice treatment for Parkinson's disease.
Reviews & ratings
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Have you used Stalevo (carbidopa / levodopa / entacapone)?
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Have you used Sinemet CR (carbidopa / levodopa extended release)?
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Side effects
carbidopa / levodopa / entacaponecarbidopa / levodopa extended release
  • Difficulty controlling movements 10%
  • Muscle spasm 5%
  • Changes in urine color 10%
  • Discolored urine 10%
  • Muscle rigidity 1%
  • Abdominal pain 4%
  • Dizziness 2%
  • Fatigue 2%
  • Constipation 2%
More carbidopa / levodopa / entacapone side effects »
  • Difficulty controlling movements 17%
  • Nausea 6%
  • Hallucinations 4%
  • Confusion 4%
  • Dizziness 3%
  • Depression 2%
  • Urinary tract infection 2%
  • Back pain 2%
  • Unusual dreams 2%
  • Muscle spasms 2%
More carbidopa / levodopa extended release side effects »
How it works
carbidopa / levodopa / entacaponecarbidopa / levodopa extended release
Stalevo (carbidopa / levodopa / entacapone) is a combination of carbidopa, levodopa, and entacapone. Entacopone and carbidopa prevent breakdown of levodopa in the body so that levodopa can then enter the brain and relieve symptoms of Parkinson's disease.Sinemet CR (carbidopa / levodopa extended release) is a combination of carbidopa and levodopa that is released in your body over time. Carbidopa prevents breakdown of levodopa so that levodopa can then, enter the brain and relieve symptoms of Parkinson's disease.
Type of medication
carbidopa / levodopa / entacaponecarbidopa / levodopa extended release
Prescription onlyPrescription only
Available as
carbidopa / levodopa / entacaponecarbidopa / levodopa extended release
  • Pill
  • Extended release
Used for
carbidopa / levodopa / entacaponecarbidopa / levodopa extended release
Risk factors for serious side effects
carbidopa / levodopa / entacaponecarbidopa / levodopa extended release
  • History of stomach ulcers
Detailed Stalevo (carbidopa / levodopa / entacapone) risks & warnings »
  • Taking other medicines for Parkinson's
  • Stopping Sinemet CR (carbidopa / levodopa extended release) suddenly
  • Taking other medicines for Parkinson's disease
Detailed Sinemet CR (carbidopa / levodopa extended release) risks & warnings »
Pregnancy

Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

Upsides and benefits
carbidopa / levodopa / entacaponecarbidopa / levodopa extended release
  • It combines three medicines into one pill so you don't have to take so many pills daily.
  • Stalevo (carbidopa / levodopa / entacapone) is available as a generic.
  • Sinemet CR (carbidopa / levodopa extended release) is released over a long period of time in your body and can allow you to take fewer pills less frequently.
Downsides and risks
carbidopa / levodopa / entacaponecarbidopa / levodopa extended release
  • You would first start by taking Stalevo (carbidopa / levodopa / entacapone) as two different pills, carbidopa/levodopa and entacapone, before you get switched over to Stalevo (carbidopa / levodopa / entacapone).
  • It's less customizable since there are only a few fixed combinations available.
  • Sinemet CR (carbidopa / levodopa extended release) can make you very sleepy. Don't drive or do anything that requires concentration until you know how your body reacts to it.
  • Your saliva, sweat and urine may have dark color and stain your clothing while taking Sinemet CR (carbidopa / levodopa extended release).
  • Sinemet CR (carbidopa / levodopa extended release) will lose its effect over time. If you notice it wearing off sooner than you'd like, talk to your doctor.
  • Sinemet CR (carbidopa / levodopa extended release) may cause unusual cravings in some people.
Tips from our pharmacists for people taking the medication
carbidopa / levodopa / entacaponecarbidopa / levodopa extended release
  • Stalevo (carbidopa / levodopa / entacapone) can make you very sleepy. Don't drive or do anything that requires concentration until you know how your body reacts to it.
  • Your saliva, sweat and urine may have dark color and stain your clothing while taking Stalevo (carbidopa / levodopa / entacapone).
  • Take Stalevo (carbidopa / levodopa / entacapone) 30-60 minutes before a meal so that your body can properly absorb it. Don't eat too much high protein foods (meat, milk, cheese or nuts) because doing so can prevent it from getting absorbed into your body.
  • Stalevo (carbidopa / levodopa / entacapone) may cause unusual cravings in some people.
  • Sinemet CR (carbidopa / levodopa extended release) can make you very sleepy. Don't drive or do anything that requires concentration until you know how your body reacts to it.
  • Your saliva, sweat and urine may have dark color and stain your clothing while taking Sinemet CR (carbidopa / levodopa extended release).
  • Take Sinemet CR (carbidopa / levodopa extended release) 30-60 minutes before a meal so that your body can properly absorb it. Don't eat too much high protein foods (meat, milk, cheese or nuts) because doing so can prevent it from getting absorbed into your body.
  • Sinemet CR (carbidopa / levodopa extended release) may cause unusual cravings in some people.
Learn more
More about carbidopa / levodopa / entacaponeSide effectsAlternativesFDA package insert
Have you used Stalevo (carbidopa / levodopa / entacapone)?
Worth itNot sureNot worth it
More about carbidopa / levodopa extended releaseSide effectsAlternativesFDA package insert
Have you used Sinemet CR (carbidopa / levodopa extended release)?
Worth itNot sureNot worth it