Vitamin b12 and Bronchitis - from FDA reports


Bronchitis is found among people who take Vitamin B12, especially for people who are female, 60+ old also take medication Humira, and have Rheumatoid arthritis . We study 24,657 people who have side effects while taking Vitamin b12 from FDA. Among them, 273 have Bronchitis. Find out below who they are, when they have Bronchitis and more.

What to expect?

If you take Vitamin b12 and have Bronchitis, find out what symptoms you could have in 1 year or longer.

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Vitamin B12

Vitamin b12 has active ingredients of cobalamin. It is often used in vitamin b12 deficiency. (latest outcomes from Vitamin b12 25,925 users)


Bronchitis (inflammation of the mucous membrane in the bronchial tubes) has been reported by people with rheumatoid arthritis, multiple sclerosis, osteoporosis, asthma, high blood pressure (latest reports from 54,055 Bronchitis patients).

On Feb, 11, 2017

24,657 people reported to have side effects when taking Vitamin B12.
Among them, 273 people (1.11%) have Bronchitis

Number of reports submitted per year:

Could Vitamin b12 cause Bronchitis?

Gender of people who have Bronchitis when taking Vitamin B12 *:

  • female: 79.1 %
  • male: 20.9 %

Age of people who have Bronchitis when taking Vitamin B12 *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.45 %
  • 20-29: 1.79 %
  • 30-39: 8.93 %
  • 40-49: 6.7 %
  • 50-59: 21.88 %
  • 60+: 60.27 %

Top conditions involved for these people *:

  • Rheumatoid Arthritis (54 people, 19.78%)
  • High Blood Pressure (41 people, 15.02%)
  • Pain (39 people, 14.29%)
  • Gastrooesophageal Reflux Disease (34 people, 12.45%)
  • Crohn's Disease (30 people, 10.99%)

Top co-used drugs for these people *:

  • Vitamin D (53 people, 19.41%)
  • Humira (53 people, 19.41%)
  • Vitamin C (40 people, 14.65%)
  • Methotrexate (40 people, 14.65%)
  • Synthroid (39 people, 14.29%)

Top other side effects for these people *:

  • Pneumonia (57 people, 20.88%)
  • Sinusitis (50 people, 18.32%)
  • Cough (43 people, 15.75%)
  • Breathing Difficulty (41 people, 15.02%)
  • Pain (38 people, 13.92%)

* Approximation only. Some reports may have incomplete information.

** Reports from social media are used.

How to use the study: print a copy of the study and bring it to your health teams to ensure drug risks and benefits are fully discussed and understood.

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