What is Cetirizine?

Category: Over the Counter Drugs

Most popular types: Zyrtec Members Mark Cetirizine Wal-Zyr Show all

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See also: Zyrtec-D

Cetirizine HCl is an antihistamine used for the relief of indoor and outdoor allergy symptoms. It also treats itching due to chronic hives.

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Seasonal allergy 199 84
Allergic rhinitis 123 45
Perennial allergy 62 25
Chronic idiopathic hives 21 11
General health 19 4

Show all 76 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 15
Moderate 22
Mild 56
None 220

Commonly reported side effects and conditions associated with Cetirizine

Side effect Patients
Drowsiness 20
Dry mouth 14
Sleepiness 14
Excessive daytime sleepiness (somnolence) 6
Dizziness 4
Fatigue 4

Show all 34 reported side effects

Dosages

Based on patients currently taking Cetirizine

Dosage Patients
10 mg daily 163
10 mg twice daily 12
10mg as needed 12
5 mg daily 5
5mg as needed 5
20 mg daily 4
30 mg daily 2
1 tablet(s) daily 1
10 mg every other day 1
5-120 mg daily 1

See all 16 dosages

Why patients stopped taking Cetirizine

Multiple reasons could be selected

Reason Patients
Did not seem to work 71
Other 42
Doctor's advice 29
Side effects too severe 29
Course of treatment ended 22
Expense 18
Personal research 7
Change in health plan coverage 3
See all 183 patients who've stopped taking Cetirizine

Duration

Currently taking Cetirizine

Duration Patients
1 - 6 months 5
6 months - 1 year 6
1 - 2 years 25
2 - 5 years 51
5 - 10 years 60
10 years or more 66

Stopped taking Cetirizine

Duration Patients
Less than 1 month 35
1 - 6 months 34
6 months - 1 year 26
1 - 2 years 31
2 - 5 years 27
5 - 10 years 20
10 years or more 10
Adherence
Adherence Evaluations
Always 222
Usually 60
Sometimes 21
Never taken as prescribed 10
Burden
Burden Evaluations
Very hard to take 2
Somewhat hard to take 10
A little hard to take 36
Not at all hard to take 265
Cost per month
Cost per month Evaluations
$200+ 0
$100-199 2
$50-99 1
$25-49 33
< $25 154
Not specified 123

What people switch to and from

Patients stopped taking Cetirizine and switched to:

Treatment Patients
Levocetirizine (Xyzal) 3
Fexofenadine (Allegra) 2
Desloratadine (Clarinex) 1
Last updated:

31 patient evaluations for Cetirizine

Apr 8, 2018 (Started Jul 01, 2017)

  • Effectiveness
    Moderate (for seasonal allergy)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take

  • 0 helpful marks

Mar 26, 2018 (Started Jul 01, 2013)

  • Effectiveness
    Moderate (for seasonal allergy)
  • Side effects
    None
  • Adherence
    Sometimes
  • Burden
    Not at all hard to take
Dosage: 10 mg Daily
Cost: < $25 monthly

Nov 19, 2014 (Started Jul 01, 2013)

  • Effectiveness
    Major (for seasonal allergy)
  • Side effects
    None
  • Adherence
    Usually
  • Burden
    Not at all hard to take
Dosage: 10 mg Daily

  • 0 helpful marks

Aug 7, 2016 (Started Jul 07, 2012)

  • Effectiveness
    Moderate (for allergies)
  • Effectiveness
    None (for acid reflux)
  • Side effects
    None
  • Adherence
    Sometimes
  • Burden
    Not at all hard to take
Dosage: As needed

  • 0 helpful marks
Last updated:
Showing 3 of 31 patient evaluations for Cetirizine