Cyanocobalamin 1000mcg/mL ... anaphylactic shock (may be fatal; do test dose if hypersensitivity suspected).

Cyanocobalamin is also used to fortify certain ... system and is necessary to make red blood cells and DNA. The optimal dose ...

Cyanocobalamin 1000mcg ... B 12 absorption; may need to adjust dose. Reduced response with bone marrow suppressants (eg, chloramphenicol). Pulmonary edema, CHF, peripheral vascular thrombosis ...