Some of the serious side effects of Vitamin B12 include serous allergic reaction, narrowing or blocking of blood vessels, thrombocytosis (a disorder where your body produces too many platelets), low potassium levels in body, pulmonary edema (a condition where there is excess fluid in the lungs) and congestive heart failure
The vitamins that make up B complex are thiamine (vitamin B1), riboflavin (vitamin B2), niacin (vitamin B3), pantothenic acid (vitamin B5), pyridoxine (vitamin B6), biotin (B7), folate (B9), and cobalamin (vitamin B12)
The researchers commented that these might include important systems, namely, dopamine-, NO-, prostaglandin-, somatosensory neuron-system, and more
A generic drug is a copy of the brand-name drug with the same dosage, safety, strength, quality, consumption method, performance, and intended use
2015 Aug;21(8):1794800