What is Carbidopa-Levodopa?

Category: Prescription Drugs

Most popular types: Sinemet Carbidopa-Levodopa 25-100 Sinemet 25/100 Show all

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Levodopa is a dopamine precursor used to treat the movement disorder symptoms of Parkinson's disease. Carbidopa is often included with levodopa-containing drugs in order to boost its efficacy by slowing down the metabolism of dopamine.

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Parkinson's Disease 2,647 1,637
Stiffness/Spasticity 111 77
MSA (Multiple System Atrophy) 82 55
RLS (Restless Legs Syndrome) 74 50
Tremor(s) 58 57
Slowness (bradykinesia) 53 35

Show all 97 reasons taken


  • Major
  • Moderate
  • Slight
  • None
  • Can't tell

Side effects

Side effects as an overall problem

Side effects as an overall problem
Severity Evaluations
Severe 78
Moderate 350
Mild 548
None 781

Commonly reported side effects and conditions associated with Carbidopa-Levodopa

Side effect Patients
Jerky movements (dyskinesia) 149
Nausea 128
Drowsiness 45
Constipation 28
Headaches 24
Upset stomach 24

Show all 314 reported side effects

Dosages

Based on patients currently taking Carbidopa-Levodopa

Dosage Patients
25-100 mg three times daily 70
3 x 25 mg-100 mg daily 32
25-100 mg four times daily 31
25 mg-100 mg three times daily 26
10-100 mg three times daily 21
25 mg-100 mg four times daily 19
25-100 mg five times daily 18
2 x 25-100 mg three times daily 17
6 x 25 mg-100 mg daily 14
4 x 25 mg-100 mg daily 13

See all 179 dosages

Why patients stopped taking Carbidopa-Levodopa

Multiple reasons could be selected

Reason Patients
Doctor's advice 127
Did not seem to work 102
Side effects too severe 85
Other 71
Personal research 30
Course of treatment ended 19
Change in health plan coverage 7
Expense 5
See all 354 patients who’ve stopped taking Carbidopa-Levodopa

Duration

Currently taking Carbidopa-Levodopa

Duration Patients
Less than 1 month 4
1 - 6 months 33
6 months - 1 year 62
1 - 2 years 101
2 - 5 years 209
5 - 10 years 196
10 years or more 71

Stopped taking Carbidopa-Levodopa

Duration Patients
Less than 1 month 38
1 - 6 months 87
6 months - 1 year 56
1 - 2 years 59
2 - 5 years 86
5 - 10 years 40
10 years or more 5
Adherence
Adherence Evaluations
Always 1285
Usually 381
Sometimes 42
Never taken as prescribed 49
Burden
Burden Evaluations
Very hard to take 58
Somewhat hard to take 285
A little hard to take 436
Not at all hard to take 978
Cost per month
Cost per month Evaluations
$200+ 16
$100-199 21
$50-99 68
$25-49 159
< $25 976
Not specified 517

What people switch to and from

Patients started taking Carbidopa-Levodopa after stopping:

Treatment Patients
Ropinirole (Requip) 42
Pramipexole (Mirapex) 29
Rasagiline (Azilect) 20
Amantadine (Symmetrel) 19
Carbidopa-Entacapone-Levodopa (Stalevo) 18

Show all 16 treatments patients report switching from

Patients stopped taking Carbidopa-Levodopa and switched to:

Treatment Patients
Carbidopa Levodopa ER (Rytary XR) 47
Carbidopa-Entacapone-Levodopa (Stalevo) 10
Ropinirole (Requip) 9
Carbidopa-Levodopa CR (Sinemet CR) 7
Pramipexole (Mirapex) 7

Show all 17 treatments patients report switching to

Last updated:

130 patient evaluations for Carbidopa-Levodopa

1,101 members have decided to share their profiles only with other members of PatientsLikeMe.

margie99
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margie99
Sex: F
Data Quality: 3 stars
On
Mouth/throat: moderate
Arms: mild
Chest: mild
Legs: moderate
I am: g
I have:
Parkinson's

See margie99's full Carbidopa-Levodopa history

May 25, 2017 (Started Jul 01, 2011)

  • Effectiveness
    Major (for Parkinson's Disease)
  • Effectiveness
    Moderate (for Dystonia)
  • Side effects
    Moderate (Nausea and vomiting)
  • Adherence
    Always
  • Burden
    A little hard to take
Dosage: 25 mg-100 mg Daily
Advice & Tips: I eat crackers before taking the medication so I don't vomit. I take 2 tablets times 4 times daily of the 25/100 mg. tablets
Cost: < $25 monthly

Jan 17, 2017 (Started Jul 01, 2011)

  • Effectiveness
    Moderate (for Parkinson's Disease)
  • Effectiveness
    Moderate (for Dystonia)
  • Side effects
    Mild (Nausea and vomiting)
  • Adherence
    Always
  • Burden
    A little hard to take
Dosage: 25 mg-100 mg Daily
Advice & Tips: I eat crackers before taking the medication so I don't vomit.
Cost: < $25 monthly

Oct 10, 2016 (Started Jul 01, 2011)

  • Effectiveness
    Major (for Parkinson's Disease)
  • Effectiveness
    Slight (for Dystonia)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 25 mg-100 mg Daily
Cost: < $25 monthly

Sep 14, 2016 (Started Jul 01, 2011)

  • Effectiveness
    Moderate (for Parkinson's Disease)
  • Effectiveness
    Slight (for Dystonia)
  • Side effects
    Mild (Nausea and vomiting)
  • Adherence
    Always
  • Burden
    A little hard to take
Dosage: 25 mg-100 mg Daily
Advice & Tips: crackers help
Cost: < $25 monthly

Jul 13, 2016 (Started Jul 01, 2011)

  • Effectiveness
    Moderate (for Parkinson's Disease)
  • Effectiveness
    Slight (for Dystonia)
  • Side effects
    Moderate (Nausea and vomiting)
  • Adherence
    Always
  • Burden
    A little hard to take
Dosage: 25 mg-100 mg Daily
Advice & Tips: I continue to be nausea, but crackers help.
Cost: < $25 monthly

  • 0 helpful marks
nmb
Portrait default thumb
nmb
Sex: F
Data Quality: 0 stars
Off
Mouth/throat: none
Arms: mild
Chest: mild
Legs: moderate
I am: n
I have:
Parkinson's

See nmb's full Carbidopa-Levodopa history

Apr 20, 2017 (Started Sep 01, 2010)

  • Effectiveness
    Major (for Parkinson's Disease)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 25-100 mg Three times daily

  • 0 helpful marks
garden35
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garden35
Sex: M
Data Quality: 3 stars
On
Mouth/throat: none
Arms: none
Chest: none
Legs: none
I am: vg
I have:
Parkinson's

See garden35's full Carbidopa-Levodopa history

Mar 22, 2017 (Started Aug 18, 2011)

  • Effectiveness
    Moderate (for Parkinson's Disease)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 3 x 25 mg-100 mg Daily
Cost: < $25 monthly

Dec 9, 2016 (Started Aug 18, 2011)

  • Effectiveness
    Slight (for Parkinson's Disease)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 3 x 25 mg-100 mg Daily
Cost: < $25 monthly

Jun 16, 2016 (Started Aug 18, 2011)

  • Effectiveness
    Slight (for Parkinson's Disease)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 3 x 25 mg-100 mg Daily
Cost: < $25 monthly

Dec 22, 2015 (Started Aug 18, 2011)

  • Effectiveness
    Slight (for Parkinson's Disease)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 3 x 25 mg-100 mg Daily
Cost: < $25 monthly

Nov 21, 2013 (Started Aug 18, 2011)

  • Effectiveness
    Slight (for Parkinson's Disease)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 3 x 25 mg-100 mg Daily
Cost: < $25 monthly

Dec 6, 2012 (Started Aug 18, 2011)

  • Effectiveness
    Slight (for Parkinson's Disease)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 3 x 25 mg-100 mg Daily
Cost: < $25 monthly

Sep 5, 2011 (Started Aug 18, 2011)

  • Effectiveness
    Slight (for Parkinson's Disease)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 3 x 25 mg-100 mg Daily
Cost: < $25 monthly

  • 0 helpful marks
Last updated:
Showing 3 of 130 patient evaluations for Carbidopa-Levodopa