Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Vitamin B12 deficiency 415 84
General health 232 105
Fatigue 112 49
Pernicious anemia 58 8
Loss of energy 47 20

Show all 118 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 2
Moderate 6
Mild 10
None 296

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

Side effect Patients Percentage
Diarrhea 2
Back pain 1
Bruising 1
Fatigue 1
Headaches 1
Heavy sensation 1

Show all 15 reported side effects

Dosages

Based on patients currently taking Vitamin B12 (cyanocobalamin)

Dosage Patients Percentage
1 mg daily 12
1000 mcg daily 10
500 mcg daily 7
1 mg monthly 3
2000 mcg daily 2
2500 mcg daily 2
1 mg weekly 1
1 mg every other day 1
2.5 mg m,w,f 1
2 mg daily 1

See all 29 dosages

Why patients stopped taking Vitamin B12 (cyanocobalamin)

Multiple reasons could be selected

Reason Patients Percentage
Other 51
Did not seem to work 31
Doctor's advice 29
Course of treatment ended 26
Expense 18
Personal research 8
Side effects too severe 3
Change in health plan coverage 2
See all 138 patients who've stopped taking Vitamin B12 (cyanocobalamin)

Duration

Currently taking Vitamin B12 (cyanocobalamin)

Duration Patients Percentage
1 - 6 months 1
6 months - 1 year 1
1 - 2 years 2
2 - 5 years 18
5 - 10 years 21
10 years or more 16

Stopped taking Vitamin B12 (cyanocobalamin)

Duration Patients Percentage
Less than 1 month 12
1 - 6 months 37
6 months - 1 year 28
1 - 2 years 26
2 - 5 years 26
5 - 10 years 14
10 years or more 1
Adherence
Adherence Evaluations Percentage
Always 236
Usually 46
Sometimes 15
Never taken as prescribed 17
Burden
Burden Evaluations Percentage
Very hard to take 4
Somewhat hard to take 18
A little hard to take 45
Not at all hard to take 247
Cost per month
Cost per month Evaluations Percentage
$200+ 0
$100-199 0
$50-99 2
$25-49 3
< $25 184
Not specified 125

What people switch to and from

Patients started taking Vitamin B12 (cyanocobalamin) after stopping:

Treatment Patients Percentage
Vitamin B12 Injection (Medivitan) 2
Vitamin B12 (hydroxocobalamin) Injection (Hydro B12) 1

Patients stopped taking Vitamin B12 (cyanocobalamin) and switched to:

Treatment Patients Percentage
Vitamin B12 Injection (Medivitan) 7
Last updated:

31 patient evaluations for Vitamin B12 (cyanocobalamin)

Oct 30, 2017 (Started Jan 15, 2015)

  • Effectiveness
    Moderate (for multiple sclerosis)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 5000 mcg Weekly
Cost: < $25 monthly

  • 0 helpful marks

Oct 7, 2017 (Started Jun 15, 2014)

  • Effectiveness
    Can't tell (for vitamin B12 deficiency)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1 tablet(s) Daily

  • 0 helpful marks

Aug 16, 2017 (Started Aug 01, 2017)

  • Effectiveness
    None (for vitamin B12 deficiency)
  • Side effects
    None
  • Adherence
    Usually
  • Burden
    A little hard to take
Dosage: 1 mg Weekly
Advice & Tips: Not sure what I should be feeling. No huge jump in energy that I can notice. Also getting my TSH under control too.
Cost: < $25 monthly

  • 0 helpful marks
Last updated:
Showing 3 of 31 patient evaluations for Vitamin B12 (cyanocobalamin)