Metronidazole IV Injection is an antibacterial medication used in the treatment of bone, skin and skin structure, blood, joint, abdomen, central nervous system, respiratory, gynaecological infections, meningitis, and endocarditis. This medicine inhibits the bacterial growth by destroying the DNA of the infection causing bacteria. You may experience common side effcts like nausea, vomiting, diarrhoea, constipation, and injection site reaction.