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What is Trihexyphenidyl?

Trihexyphenidyl is anti-Parkinson's and anticholinergic agent used as adjunctive treatment of Parkinson's disease and for the treatment of drug-induced extrapyramidal symptoms.

Reported Purpose & Efficacy

Reasons and Efficacy
Purpose # of patients
# of patients with evaluations Efficacy
Major
Moderate
Slight
None
Can’t tell
Parkinson's Disease 57 17 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Tremor in hands 20 9 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Tremor 10 2 Efficacy_moderate
Other 6 1 Efficacy_moderate
Dystonia 3 2 Efficacy_moderate Efficacy_none
Increase effect of another treatment 2 2 Efficacy_moderate Efficacy_cant_tell

See all 96 patients currently taking Trihexyphenidyl

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Reported Dosages

Frequently reported dosages based on patients currently taking Trihexyphenidyl. See all 22 dosages

  2mg as needed 1 mg daily 2 mg/5 mL daily 2 mg daily 3 mg daily 2 x 2 mg/5 mL daily 4 mg daily 5 mg daily 6 mg daily 15 mg daily
  3 Number of Patients: 3 4 Number of Patients: 4 4 Number of Patients: 4 21 Number of Patients: 21 6 Number of Patients: 6 3 Number of Patients: 3 17 Number of Patients: 17 3 Number of Patients: 3 18 Number of Patients: 18 4 Number of Patients: 4  

Reported Stop Reasons

Why Patients Stopped Taking Trihexyphenidyl (multiple reasons could be selected)
Reason # Patients Percentage of patients
Side effects too severe 15   Side effects too severe: 43%
Doctor's advice 14   Doctor's advice: 40%
Did not seem to work 11   Did not seem to work: 31%
Other 4   Other: 11%
Personal research 2   Personal research: 6%
Expense 1   Expense: 3%

See all 34 patients who’ve stopped taking Trihexyphenidyl

Currently Taking Trihexyphenidyl

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0-1 month 1-3 months 3-6 months 6 months-1year 1-2 years 2 years or more
0

Stopped Taking Trihexyphenidyl

A bar graph

0-1 month 1-3 months 3-6 months 6 months-1year 1-2 years 2 years or more

Reported Adherence, Burden & Cost See details from patient evaluations

Adherence

Taking treatment as prescribed

Adherence of Trihexyphenidyl

Always
22 61%
Usually
12 33%
Sometimes
1 3%
Never
1 3%

Burden

Difficulty being on treatment

Burden of Trihexyphenidyl

Very
2 6%
Somewhat
2 6%
A little
10 28%
Not at all
22 61%

Cost

Paid out of pocket

Cost of Trihexyphenidyl

$200+
0 0%
$100-199
0 0%
$50-99
0 0%
$25-49
1 4%
< $25
24 96%

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Report created on May 28, 2012.