When combined, the risk of serotonin syndrome, a potentially life-threatening condition, increases, as both medications can influence serotonin levels in the brain. Serotonin might be the bodys feel good chemical, but serotonin syndrome may cause nausea, vomiting, diarrhea, and tremors when its mild or high blood pressure, racing heart rate, seizures, and fainting when its more severe
Using the medication beyond that date means youre taking a risk that it might not work properly or could be unsafe
Seek immediate medical help if you experience side effects that persist or worsen
Chloramphenicol, though rarely used in modern practice, can antagonize the hematopoietic effects of vitamin B12, potentially reducing the efficacy of methylcobalamin in treating B12 deficiency-related anemia