What is Vitamin B12 Prescription (cyanocobalamin)?

Category: Prescription Drugs

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Vitamin B12 is used to treat pernicious anemia and deficiencies of the vitamin due to certain diseases. High-dose tablets may be as effective as supplementing Vitamin B12 with injections. Such prescription-strength supplementation should be discussed with and supervised by a physician.

Reported purpose & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Vitamin B12 deficiency 53 25
Fatigue 24 16
Loss of energy 18 12
Anemia 3 1
Fibromyalgia 3 5
ALS (Amyotrophic Lateral Sclerosis) 2 1

Show all 21 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
Severe 0
Moderate 1
Mild 0
None 34

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

Side effect Patients

Dosages

Based on patients currently taking Vitamin B12 Prescription (cyanocobalamin)

Dosage Patients
1 mg monthly 3
1,000 mcg daily 3
1 mL monthly 2
1,000 mcg monthly 2
3 mg weekly 1
2 mL daily 1
1,000 mcg every other week 1
5,000 mcg daily 1

Why patients stopped taking Vitamin B12 Prescription (cyanocobalamin)

Multiple reasons could be selected

Reason Patients
Other 9
Course of treatment ended 5
Did not seem to work 4
Doctor's advice 3
Expense 2
Change in health plan coverage 1
Personal research 1
Side effects too severe 1
See all 22 patients who’ve stopped taking Vitamin B12 Prescription (cyanocobalamin)

Duration

Currently taking Vitamin B12 Prescription (cyanocobalamin)

Duration Patients
1 - 6 months 1
6 months - 1 year 1
1 - 2 years 1
2 - 5 years 2
5 - 10 years 6
10 years or more 3

Stopped taking Vitamin B12 Prescription (cyanocobalamin)

Duration Patients
1 - 6 months 2
6 months - 1 year 9
1 - 2 years 4
2 - 5 years 6
5 - 10 years 1
Adherence
Adherence Evaluations
Always 24
Usually 7
Sometimes 4
Never taken as prescribed 0
Burden
Burden Evaluations
Very hard to take 0
Somewhat hard to take 8
A little hard to take 6
Not at all hard to take 21
Cost per month
Cost per month Evaluations
$200+ 0
$100-199 0
$50-99 2
$25-49 0
< $25 27
Not specified 6

What people switch to and from

Patients started taking Vitamin B12 Prescription (cyanocobalamin) after stopping:

Treatment Patients
Vitamin B12 Injection (Medivitan) 2

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

Treatment Patients
Vitamin B12 Injection (Medivitan) 3
Last updated:

4 patient evaluations for Vitamin B12 Prescription (cyanocobalamin)

22 members have decided to share their profiles only with other members of PatientsLikeMe.

thjuland
647 thumb
thjuland
Sex: M
Data Quality: 2 stars
Sensation: Moderate
Overall: Mild
Cognition: moderate
Vision: none
Speech: none
Swallowing: mild
Upper limb: mild
Walking: moderate
I am: n
I have:
MS

See thjuland's full Vitamin B12 Prescription (cyanocobalamin) history

Jan 26, 2017 (Started Aug 03, 2012)

  • Effectiveness
    Major (for Vitamin B12 deficiency)
  • Effectiveness
    Moderate (for Multiple Sclerosis)
  • Effectiveness
    Moderate (for Loss of energy)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Advice & Tips: B12 continues to help my increase stamina
Cost: < $25 monthly

May 11, 2016 (Started Aug 03, 2012)

  • Effectiveness
    Major (for Vitamin B12 deficiency)
  • Effectiveness
    Moderate (for Multiple Sclerosis)
  • Effectiveness
    Slight (for Loss of energy)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Advice & Tips: this continues to work, I never stopped.
Cost: < $25 monthly

May 8, 2016 (Started Aug 03, 2012)

  • Effectiveness
    Slight (for Vitamin B12 deficiency)
  • Effectiveness
    Slight (for Multiple Sclerosis)
  • Effectiveness
    Slight (for Loss of energy)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Advice & Tips: This treatment remains effective.
Cost: < $25 monthly

Mar 15, 2016 (Started Aug 03, 2012)

  • Effectiveness
    Moderate (for Vitamin B12 deficiency)
  • Effectiveness
    Moderate (for Multiple Sclerosis)
  • Effectiveness
    Moderate (for Loss of energy)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Advice & Tips: i have not stopped this treatment.
Cost: < $25 monthly

Feb 15, 2016 (Started Aug 03, 2012)

  • Effectiveness
    Major (for Vitamin B12 deficiency)
  • Effectiveness
    Moderate (for Multiple Sclerosis)
  • Effectiveness
    Slight (for Loss of energy)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1 mg Weekly
Advice & Tips: this works
Cost: < $25 monthly

Sep 21, 2015 (Started Aug 03, 2012)

  • Effectiveness
    Major (for Vitamin B12 deficiency)
  • Effectiveness
    Can’t tell (for Multiple Sclerosis)
  • Effectiveness
    Can’t tell (for Loss of energy)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1 mg Weekly
Advice & Tips: it works well.
Cost: < $25 monthly

Sep 29, 2012 (Started Aug 03, 2012)

  • Effectiveness
    Moderate (for Loss of energy)
  • Effectiveness
    Major (for Vitamin B12 deficiency)
  • Effectiveness
    Slight (for Multiple Sclerosis)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1 mg Weekly
Advice & Tips: improved stamina
Cost: < $25 monthly

  • 0 helpful marks
TamiLynn
775 thumb
TamiLynn
Sex: F
Data Quality: 1 star
Off
Mouth/throat: none
Arms: mild
Chest: none
Legs: mild
I am: vg
I have:
Parkinson's

See TamiLynn's full Vitamin B12 Prescription (cyanocobalamin) history

Jan 3, 2017 (Started Jan 16, 2009)

  • Effectiveness
    Can’t tell (for Other)
  • Side effects
    None
  • Adherence
    Sometimes
  • Burden
    A little hard to take
Dosage: 1000 mcg Daily
Cost: < $25 monthly

  • 0 helpful marks
giantsfan4ever
28213 thumb
giantsfan4ever
Sex: F
Data Quality: 3 stars
Sensation: Moderate
Overall: Moderate
Cognition: moderate
Vision: moderate
Speech: moderate
Swallowing: moderate
Upper limb: moderate
Walking: moderate
I am: n
I have:
MS

See giantsfan4ever's full Vitamin B12 Prescription (cyanocobalamin) history

Dec 1, 2012 (Started May 17, 2011)

  • Effectiveness
    Slight (for Fatigue)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1 mg Monthly
Cost: < $25 monthly

Jul 1, 2011 (Started May 17, 2011)

  • Effectiveness
    Major (for Fatigue)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1 mg Monthly
Advice & Tips: I'm surprized that these shots helped my fatigue. I took the shots weekly for 6 wks but now will go to once a month.
Cost: < $25 monthly

May 20, 2011 (Started May 17, 2011)

  • Effectiveness
    Major (for Fatigue)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1 mg Monthly
Advice & Tips: I was totally surprized that this would help my fatigue. I didn't think anything would help.
Cost: < $25 monthly

  • 0 helpful marks
Last updated:
Showing 3 of 4 patient evaluations for Vitamin B12 Prescription (cyanocobalamin)