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 2091 721
Rheumatoid arthritis 1016 368
Mixed connective tissue disease 178 72
Sjogren's syndrome 109 56
Undifferentiated connective tissue disease 92 50

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 167
Moderate 209
Mild 283
None 628

Commonly reported side effects and conditions associated with Hydroxychloroquine

Side effect Patients Percentage
Nausea 114
Diarrhea 53
Blurry vision 44
Headaches 36
Stomach pain 30
Hair loss 22

Show all 231 reported side effects

Dosages

Based on patients currently taking Hydroxychloroquine

Dosage Patients Percentage
200 mg twice daily 204
400 mg daily 114
200 mg daily 95
400 mg twice daily 15
300 mg daily 14
40000 mg twice daily 5
600 mg weekly 2
100 mg daily 2
100 mg twice daily 2
1 mg daily 1

See all 29 dosages

Why patients stopped taking Hydroxychloroquine

Multiple reasons could be selected

Reason Patients Percentage
Side effects too severe 295
Did not seem to work 247
Doctor's advice 227
Other 106
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 15
6 months - 1 year 33
1 - 2 years 51
2 - 5 years 120
5 - 10 years 124
10 years or more 138

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 117
5 - 10 years 61
10 years or more 51
Adherence
Adherence Evaluations Percentage
Always 1037
Usually 153
Sometimes 31
Never taken as prescribed 66
Burden
Burden Evaluations Percentage
Very hard to take 61
Somewhat hard to take 99
A little hard to take 157
Not at all hard to take 970
Cost per month
Cost per month Evaluations Percentage
$200+ 11
$100-199 16
$50-99 30
$25-49 67
< $25 615
Not specified 548

What people switch to and from

Patients started taking Hydroxychloroquine after stopping:

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

Show all 35 treatments patients report switching from

Patients stopped taking Hydroxychloroquine and switched to:

Treatment Patients Percentage
Methotrexate (Apo-Methotrexate) 50
Leflunomide (Arava) 16
Prednisone (Deltasone) 16
Azathioprine (Imuran) 12
Sulfasalazine (Salazopyrin) 8

Show all 33 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