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Category: Prescription Drugs
Most Popular Types: Rebif
Generic Name: 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.
| Purpose | # of patients |
# of patients with evaluations
Efficacy
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Major | Moderate | Slight | None | Can’t tell |
|---|---|---|---|---|---|---|---|
| MS (Multiple Sclerosis) | 2320 | 660 |
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| Other | 49 | 12 |
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| Stiffness/Spasticity | 26 | 6 |
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| Fatigue | 20 | 1 |
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| General health | 16 | 9 |
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| Improve mobility | 9 | 4 |
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See all 1824 patients currently taking Interferon beta-1a SubQ injection
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Commonly reported side effects, conditions, and hospitalizations associated with Interferon beta-1a SubQ injection
| Injection site redness | 169 | |
|---|---|---|
| Generalized muscle aches | 151 | |
| Headaches | 140 | |
| Chills/fever | 120 | |
| Injection site pain | 86 | |
| Flu like symptoms | 68 | |
| See all 204 reported side effects ▼ | ||
Frequently reported dosages based on patients currently taking Interferon beta-1a SubQ injection. See all 143 dosages ►
| Reason | # Patients | Percentage of patients | |
|---|---|---|---|
| Side effects too severe | 545 | ||
| Did not seem to work | 355 | ||
| Doctor's advice | 296 | ||
| Other | 206 | ||
| Expense | 63 | ||
| Personal research | 51 | ||
| Course of treatment ended | 22 | ||
| Not indicated | 21 | ||
| Change in health plan coverage | 19 |
See all 1091 patients who’ve stopped taking Interferon beta-1a SubQ injection
Currently Taking Interferon beta-1a SubQ injection
A bar graph
Adherence
Taking treatment as prescribed
Adherence of Interferon beta-1a SubQ injection
Always |
548 | 79% |
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|---|---|---|---|
Usually |
114 | 16% |
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Sometimes |
17 | 2% |
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Never |
19 | 3% |
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Burden
Difficulty being on treatment
Burden of Interferon beta-1a SubQ injection
Very |
90 | 13% |
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|---|---|---|---|
Somewhat |
179 | 26% |
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A little |
249 | 36% |
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Not at all |
180 | 26% |
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Cost
Paid out of pocket
Cost of Interferon beta-1a SubQ injection
$200+ |
49 | 9% |
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|---|---|---|---|
$100-199 |
30 | 6% |
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$50-99 |
124 | 24% |
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$25-49 |
137 | 26% |
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< $25 |
185 | 35% |
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See more information, including instructions, precautions, side effects, and interactions.
Report created on February 10, 2012.