Filter by: patients
What is Interferon beta-1a SubQ injection?

Interferon beta-1a is an immunomodulator used to prevent episodes of symptoms and slow the development of disability in patients with relapsing-remitting multiple sclerosis. It comes as a solution to inject subcutaneously (under the skin) three times a week, ideally the same 3 days each week.

Reported Purpose & Efficacy

Reasons and Efficacy
Purpose # of patients
# of patients with evaluations Efficacy
Major
Moderate
Slight
None
Can’t tell
MS (Multiple Sclerosis) 2438 705 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Other 48 12 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Stiffness/Spasticity 26 6 Efficacy_moderate Efficacy_none Efficacy_cant_tell
Fatigue 20 1 Efficacy_none
General health 16 9 Efficacy_major Efficacy_slight Efficacy_none Efficacy_cant_tell
Improve mobility 9 4 Efficacy_major Efficacy_moderate Efficacy_slight

See all 1880 patients currently taking Interferon beta-1a SubQ injection

Mouse over the table for more information

Reported Side Effects

Side effects as an overall problem

Severe
152
Moderate
229
Mild
276
None
86

Commonly reported side effects, conditions, and hospitalizations associated with Interferon beta-1a SubQ injection

Injection site redness 171
Generalized muscle aches 151
Headaches 146
Chills/fever 127
Injection site pain 89
Flu like symptoms 80
See all 221 reported side effects See top 6 reported side effects

Reported Dosages

Frequently reported dosages based on patients currently taking Interferon beta-1a SubQ injection. See all 149 dosages

  3 times a week 44 mcg/0.5 mL weekly 22 mcg/0.5 mL 3 times a week 30 mcg/0.5 mL 3 times a week 44 mcg/0.5 mL 3 times a week 44 mcg 3 x 44 mcg/0.5 mL weekly 44 mg 44 mcg 44 mcg/0.5 mL daily
  146 Number of Patients: 146 57 Number of Patients: 57 151 Number of Patients: 151 41 Number of Patients: 41 724 Number of Patients: 724 78 Number of Patients: 78 157 Number of Patients: 157 68 Number of Patients: 68 32 Number of Patients: 32 71 Number of Patients: 71  

Reported Stop Reasons

Why Patients Stopped Taking Interferon beta-1a SubQ injection (multiple reasons could be selected)
Reason # Patients Percentage of patients
Side effects too severe 566   Side effects too severe: 48%
Did not seem to work 375   Did not seem to work: 32%
Doctor's advice 314   Doctor's advice: 27%
Other 219   Other: 19%
Expense 65   Expense: 5%
Personal research 52   Personal research: 4%
Course of treatment ended 22   Course of treatment ended: 2%
Not indicated 22   Not indicated: 2%
Change in health plan coverage 20   Change in health plan coverage: 2%

See all 1144 patients who’ve stopped taking Interferon beta-1a SubQ injection

Currently Taking Interferon beta-1a SubQ injection

A bar graph

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

Stopped Taking Interferon beta-1a SubQ injection

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 Interferon beta-1a SubQ injection

Always
583 78%
Usually
121 16%
Sometimes
19 3%
Never
20 3%

Burden

Difficulty being on treatment

Burden of Interferon beta-1a SubQ injection

Very
97 13%
Somewhat
194 26%
A little
260 35%
Not at all
192 26%

Cost

Paid out of pocket

Cost of Interferon beta-1a SubQ injection

$200+
52 9%
$100-199
31 6%
$50-99
128 23%
$25-49
146 26%
< $25
197 36%

See more information, including instructions, precautions, side effects, and interactions.

Report created on May 26, 2012.