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Home > Community Treatment Reports and Side Effects > Vitamin B12 Injection Treatment Report
What is Vitamin B12 Injection?

Vitamin B-12 via intramuscular or deep subcutaneous injection is used to treat pernicious anemia; dietary deficiencies due to malabsorption diseases, inadequate secretion of intrinsic factor, and inadequate utilization; for increased requirements due to pregnancy.

Reported Purpose & Efficacy

Reasons and Efficacy
Purpose # of patients
# of patients with evaluations Efficacy
Major
Moderate
Slight
None
Can’t tell
Fatigue 92 25 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Vitamin B12 deficiency 67 14 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
General health 35 12 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_cant_tell
Other 32 1 Efficacy_moderate
Vitamin B12 Deficiency 26 2 Efficacy_major Efficacy_none
Chronic Fatigue Syndrome 21 4 Efficacy_major Efficacy_moderate Efficacy_none

See all 309 patients currently taking Vitamin B12 Injection

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Reported Side Effects

Side effects as an overall problem

Severe
 1
Moderate
 3
Mild
 7
None
 61

Commonly reported side effects, conditions, and hospitalizations associated with Vitamin B12 Injection

Injection site bruising 4
Bruising 2
Jittery feeling 2
Mood 1
Discomfort 1
Vitamin B12 deficiency 1
See all 12 reported side effects ▼ See top 6 reported side effects ▲

Reported Dosages

Frequently reported dosages based on patients currently taking Vitamin B12 Injection. See all 70 dosages ►

  weekly 1,000mcg/mL as needed 1 mg every 3 months 1 other monthly 1 mg monthly 2 mg monthly 1 mg every other week 1 mg weekly 1 mg daily 1,000 mcg monthly
  8 Number of Patients: 8 7 Number of Patients: 7 4 Number of Patients: 4 5 Number of Patients: 5 101 Number of Patients: 101 3 Number of Patients: 3 34 Number of Patients: 34 46 Number of Patients: 46 21 Number of Patients: 21 5 Number of Patients: 5  

Reported Stop Reasons

Why Patients Stopped Taking Vitamin B12 Injection (multiple reasons could be selected)
Reason # Patients Percentage of patients
Other 20   Other: 27%
Course of treatment ended 20   Course of treatment ended: 27%
Did not seem to work 19   Did not seem to work: 26%
Doctor's advice 11   Doctor's advice: 15%
Expense 9   Expense: 12%
Personal research 2   Personal research: 3%
Change in health plan coverage 1   Change in health plan coverage: 1%
Not indicated 1   Not indicated: 1%

See all 71 patients who’ve stopped taking Vitamin B12 Injection

Reported Duration See details about how long patients take this treatment ▼

Currently Taking Vitamin B12 Injection

A bar graph

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

Stopped Taking Vitamin B12 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 Vitamin B12 Injection

Always
 54 75%
Usually
 11 15%
Sometimes
 4 6%
Never
 3 4%

Burden

Difficulty being on treatment

Burden of Vitamin B12 Injection

Very
 2 3%
Somewhat
 15 21%
A little
 32 44%
Not at all
 23 32%

Cost

Paid out of pocket

Cost of Vitamin B12 Injection

$200+
 2 4%
$100-199
 3 6%
$50-99
 2 4%
$25-49
 7 14%
< $25
 35 71%

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

Report created on February 11, 2012.