Drug Side Effects

Vitamin B12 [EPC]

202083 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 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 SODIUM FLUORIDE 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 18123
1 FATIGUE 16815
2 PAIN 16126
3 ARTHRALGIA 13344
4 NAUSEA 11824
5 RHEUMATOID ARTHRITIS 11357
6 HEADACHE 10310
7 DIARRHOEA 10054
8 DYSPNOEA 9505
9 OFF LABEL USE 8840
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 432 0.8454
1 PEMPHIGUS 4530 0.8439
2 ANTI-CYCLIC CITRULLINATED PEPTIDE ANTIBODY POSITIVE 2078 0.8045
3 RHEUMATIC FEVER 485 0.7239
4 HAND DEFORMITY 3417 0.5472
5 DUODENAL ULCER PERFORATION 1288 0.5446
6 RHEUMATOID FACTOR POSITIVE 1391 0.5415
7 BLOOD PRESSURE SYSTOLIC ABNORMAL 407 0.3485
8 HELICOBACTER INFECTION 1374 0.3247
9 BLOOD PRESSURE DIASTOLIC ABNORMAL 470 0.3239
See all enriched reactions for Vitamin B12 [EPC]