What is Hydroxychloroquine?

Category: Prescription Drugs

Most popular types: Plaquenil Hydroxychlor Apo-hydroxyquine Show all

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Hydroxychloroquine is an antimalarial, used for the treatment of malaria. It may also be used to manage discoid or systemic lupus erythematosus and rheumatoid arthritis.

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Systemic lupus erythematosus 2092 724
Rheumatoid arthritis 1014 367
Mixed connective tissue disease 178 73
Sjogren's syndrome 107 55
Undifferentiated connective tissue disease 94 51

Show all 122 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 Percentage
Severe 166
Moderate 208
Mild 284
None 630

Commonly reported side effects and conditions associated with Hydroxychloroquine

Side effect Patients Percentage
Nausea 115
Diarrhea 55
Blurry vision 44
Headaches 35
Stomach pain 30
Hair loss 22

Show all 230 reported side effects

Dosages

Based on patients currently taking Hydroxychloroquine

Dosage Patients Percentage
200 mg twice daily 144
400 mg daily 93
200 mg daily 84
400 mg twice daily 14
300 mg daily 12
40000 mg twice daily 3
100 mg daily 2
20 mg daily 1
25 mg daily 1
50 mg daily 1

See all 25 dosages

Why patients stopped taking Hydroxychloroquine

Multiple reasons could be selected

Reason Patients Percentage
Side effects too severe 297
Did not seem to work 246
Doctor's advice 224
Other 107
Course of treatment ended 29
Personal research 20
Expense 18
Change in health plan coverage 16
See all 694 patients who've stopped taking Hydroxychloroquine

Duration

Currently taking Hydroxychloroquine

Duration Patients Percentage
Less than 1 month 1
1 - 6 months 6
6 months - 1 year 18
1 - 2 years 39
2 - 5 years 86
5 - 10 years 106
10 years or more 117

Stopped taking Hydroxychloroquine

Duration Patients Percentage
Less than 1 month 122
1 - 6 months 154
6 months - 1 year 101
1 - 2 years 92
2 - 5 years 118
5 - 10 years 61
10 years or more 51
Adherence
Adherence Evaluations Percentage
Always 1041
Usually 150
Sometimes 31
Never taken as prescribed 66
Burden
Burden Evaluations Percentage
Very hard to take 61
Somewhat hard to take 98
A little hard to take 158
Not at all hard to take 971
Cost per month
Cost per month Evaluations Percentage
$200+ 11
$100-199 17
$50-99 30
$25-49 67
< $25 617
Not specified 546

What people switch to and from

Patients started taking Hydroxychloroquine after stopping:

Treatment Patients Percentage
Prednisone (Deltasone) 52
Methotrexate (Trexall) 34
Mycophenolate mofetil (CellCept) 8
Sulfasalazine (Salazopyrin) 8
Azathioprine (Imuran) 7

Show all 36 treatments patients report switching from

Patients stopped taking Hydroxychloroquine and switched to:

Treatment Patients Percentage
Methotrexate (Trexall) 51
Leflunomide (Arava) 16
Prednisone (Deltasone) 16
Azathioprine (Imuran) 12
Sulfasalazine (Salazopyrin) 8

Show all 32 treatments patients report switching to

Last updated:

40 patient evaluations for Hydroxychloroquine

Jan 9, 2019 (Started May 20, 2013)

  • Effectiveness
    Can't tell (for Sjogren's syndrome)
  • Side effects
    Mild (nausea, constipation, headaches, dizziness, tinnitus)
  • Adherence
    Usually
  • Burden
    A little hard to take
Dosage: 400 mg Daily
Cost: < $25 monthly

Jun 26, 2013 (Started May 20, 2013)

  • Effectiveness
    Slight (for Sjogren's syndrome)
  • Side effects
    Moderate (nausea, constipation, headaches, dizziness, tinnitus)
  • Adherence
    Always
  • Burden
    A little hard to take
Dosage: 200 mg Daily
Cost: < $25 monthly

Jun 3, 2013 (Started May 20, 2013)

  • Effectiveness
    Slight (for Sjogren's syndrome)
  • Side effects
    Mild (nausea, constipation, headaches, dizziness)
  • Adherence
    Always
  • Burden
    A little hard to take
Dosage: 200 mg Daily
Cost: < $25 monthly

May 29, 2013 (Started May 20, 2013)

  • Effectiveness
    Can't tell (for Sjogren's syndrome)
  • Side effects
    Mild (nausea, constipation, headaches, dizziness)
  • Adherence
    Always
  • Burden
    A little hard to take
Dosage: 200 mg Daily
Cost: < $25 monthly

  • 0 helpful marks

Jul 17, 2018 (Started Nov 08, 2011)

  • Effectiveness
    Major (for rheumatoid arthritis)
  • Side effects
    None
  • Adherence
    Never taken as prescribed
  • Burden
    Not at all hard to take
Dosage: 200 mg Daily
Cost: < $25 monthly

  • 1 helpful mark

Jul 8, 2018 (Started Feb 21, 1997)

  • Effectiveness
    Major (for systemic lupus erythematosus)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 200 mg Twice daily
Cost: < $25 monthly

  • 0 helpful marks
Last updated:
Showing 3 of 40 patient evaluations for Hydroxychloroquine