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Home > Community Treatment Reports and Side Effects > Vitamin B12 (cyanocobalamin) Treatment Report
What is Vitamin B12 (cyanocobalamin)?

Vitamin B-12 (cyanocobalamin) 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. It is available in oral, injectable and intranasal formulations.

Reported Purpose & Efficacy

Reasons and Efficacy
Purpose # of patients
# of patients with evaluations Efficacy
Major
Moderate
Slight
None
Can’t tell
General health 49 7 Efficacy_moderate Efficacy_slight Efficacy_cant_tell
Vitamin B12 deficiency 39 14 Efficacy_major Efficacy_moderate Efficacy_none Efficacy_cant_tell
Fatigue 38 11 Efficacy_major Efficacy_slight Efficacy_none Efficacy_cant_tell
Vitamin B12 Deficiency 21 2 Efficacy_moderate Efficacy_slight
Other 14 1 Efficacy_moderate
Fibromyalgia 13 1 Efficacy_cant_tell

See all 309 patients currently taking Vitamin B12 (cyanocobalamin)

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Reported Side Effects

Side effects as an overall problem

Severe
 0
Moderate
 2
Mild
 1
None
 44

Commonly reported side effects, conditions, and hospitalizations associated with Vitamin B12 (cyanocobalamin)

Fatigue 1
Throat tightening 1

Reported Dosages

Frequently reported dosages based on patients currently taking Vitamin B12 (cyanocobalamin). See all 61 dosages ►

  1 mg monthly 1 mg every other week 1 mg weekly 1 mg daily 2.5 mg daily 100 mcg daily 250 mcg daily 500 mcg daily 1,000 mcg daily 2,000 mcg daily
  17 Number of Patients: 17 9 Number of Patients: 9 7 Number of Patients: 7 50 Number of Patients: 50 11 Number of Patients: 11 12 Number of Patients: 12 13 Number of Patients: 13 34 Number of Patients: 34 74 Number of Patients: 74 11 Number of Patients: 11  

Reported Stop Reasons

Why Patients Stopped Taking Vitamin B12 (cyanocobalamin) (multiple reasons could be selected)
Reason # Patients Percentage of patients
Other 16   Other: 42%
Doctor's advice 13   Doctor's advice: 34%
Did not seem to work 7   Did not seem to work: 18%
Course of treatment ended 5   Course of treatment ended: 13%
Expense 3   Expense: 8%
Personal research 1   Personal research: 3%

See all 37 patients who’ve stopped taking Vitamin B12 (cyanocobalamin)

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

Currently Taking Vitamin B12 (cyanocobalamin)

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

Stopped Taking Vitamin B12 (cyanocobalamin)

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 (cyanocobalamin)

Always
 29 62%
Usually
 11 23%
Sometimes
 4 9%
Never
 3 6%

Burden

Difficulty being on treatment

Burden of Vitamin B12 (cyanocobalamin)

Very
 1 2%
Somewhat
 3 6%
A little
 8 17%
Not at all
 35 74%

Cost

Paid out of pocket

Cost of Vitamin B12 (cyanocobalamin)

$200+
 0 0%
$100-199
 0 0%
$50-99
 0 0%
$25-49
 1 3%
< $25
 29 97%

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

Report created on February 12, 2012.