Drug Side Effects

Vitamin B12 [EPC]

256869 reported adverse events

Drugs of this class: CYANOCOBALAMIN FERROUS FUMARATE, FOLIC ACID .ALPHA.-TOCOPHEROL ACETATE, DL-, ASCORBIC ACID, CYANOCOBALAMIN, FOLIC ACID, NIACIN, PYRIDOXINE, RIBOFLAVIN, SODIUM FLUORIDE, THIAMINE MONONITRATE, VITAMIN A AND VITAMIN D FOLIC ACID ASCORBIC ACID, VITAMIN A PALMITATE, CHOLECALCIFEROL, THIAMINE HYDROCHLORIDE, RIBOFLAVIN-5 PHOSPHATE SODIUM, PYRIDOXINE HYDROCHLORIDE, NIACINAMIDE, DEXPANTHENOL, ALPHA-TOCOPHEROL ACETATE, VITAMIN K1, FOLIC ACID, BIOTIN, CYANOCOBALAMIN SODIUM FLUORIDE VITAMIN A ACETATE, .BETA.-CAROTENE, ASCORBIC ACID, CHOLECALCIFEROL, .ALPHA.-TOCOPHEROL, THIAMINE, RIBOFLAVIN, NIACINAMIDE, PYRIDOXINE, LEVOMEFOLATE GLUCOSAMINE, FOLIC ACID, CYANOCOBALAMIN, BIOTIN, ZINC GLUCONATE, CUPRIC OXIDE, AND SODIUM FLUORIDE ASCORBIC ACID, CHOLECALCIFEROL, .ALPHA.-TOCOPHEROL ACETATE, DL-, FOLIC ACID, PYRIDOXINE HYDROCHLORIDE, CYANOCOBALAMIN, BIOTIN, CALCIUM CARBONATE, FERROUS FUMARATE, MAGNESIUM OXIDE, LACTIC ACID AND DOCONEXENT FERROUS FUMARATE, ASCORBIC ACID, FOLIC ACID, CYANOCOBALAMIN IRON, FOLIC ACID, CYANOCOBALAMIN, ASCORBIC ACID, AND DOCUSATE SODIUM VITAMIN A ACETATE, .BETA.-CAROTENE, ASCORBIC ACID, CHOLECALCIFEROL, .ALPHA.-TOCOPHEROL ACETATE, DL-, THIAMINE MONONITRATE, RIBOFLAVIN, NIACINAMIDE, PYRIDOXINE HYDROCHLORIDE, FOLIC ACID, CYANOCOBALAMIN, CALCIUM CARBONATE, FERROUS FUMARATE, ZINC OXIDE, CUPRIC OXIDE

These side effects are most commonly reported by patients taking drugs of the Vitamin B12 [EPC] class:

# Side effect Count
0 DRUG INEFFECTIVE 22881
1 FATIGUE 22047
2 PAIN 19815
3 ARTHRALGIA 16381
4 NAUSEA 15693
5 HEADACHE 13669
6 DIARRHOEA 13405
7 RHEUMATOID ARTHRITIS 13029
8 DYSPNOEA 12149
9 OFF LABEL USE 11540
See all common reactions for Vitamin B12 [EPC]

Drugs of the Vitamin B12 [EPC] class are most commonly taken among patients reporting these side effects:

# Side effect Count Frequency
0 SWOLLEN JOINT COUNT INCREASED 657 0.8760
1 ANTI-CYCLIC CITRULLINATED PEPTIDE ANTIBODY POSITIVE 2820 0.8368
2 PEMPHIGUS 5591 0.7938
3 RHEUMATIC FEVER 772 0.7188
4 DUODENAL ULCER PERFORATION 1901 0.6326
5 RHEUMATOID FACTOR POSITIVE 1845 0.6008
6 HAND DEFORMITY 4383 0.5519
7 HELICOBACTER INFECTION 2017 0.3776
8 SYNOVITIS 4311 0.3568
9 BLOOD PRESSURE SYSTOLIC ABNORMAL 492 0.3388
See all enriched reactions for Vitamin B12 [EPC]