Improved Mood and Mental Clarity: B12 plays a role in the synthesis of neurotransmitters like serotonin and dopamine, which are vital for mood regulation
The side effects of methimazole or propylthiouracil medication prescribed in hyperthyroidism might also be related to liver toxicity, agranulocytosis, skin rash, or gastrointestinal disturbances

Uses of Hydroxocobalamin Injection Vitamin B12 deficiency Pernicious anemia Megaloblastic anemia Peripheral neuropathy due to B12 deficiency Maintenance therapy in vegans or elderly patients Cyanide poisoning (approved use in emergency medicine) How Does THydroxocobalamin Injection Works Hydroxocobalamin is converted in the body to active coenzyme forms of Vitamin B12, which: Help in red blood cell production Maintain nerve function and myelin sheath Participate in DNA and protein synthesis Act as a cyanide scavenger by binding to cyanide ions and converting them into non-toxic cyanocobalamin , which is excreted in urine Common Side Effects of Hydroxocobalamin Injection Temporary skin redness or itching Mild diarrhea Headache or dizziness Injection site pain or swelling Reddish urine discoloration (harmless) Rare: Hypersensitivity reactions Generally well tolerated

From there, the trial product estimand and the treatment policy estimand were used to assess the efficacy of the treatment in all randomly assigned participants
Neurosci Lett 469(3):3337 Gano LB, Liang LP, Ryan K, Michel CR, Gomez J, Vassilopoulos A et al (2018) Altered mitochondrial acetylation profiles in a kainic acid model of temporal lobe epilepsy