Aminoglycosides, aminosalicylicacid and its salts, anticonvulsants, cobalt irradiation of small bowel, colchicine, extended-release potas-sium preparations: Decreases vitamin B, 2 ab-sorption from GI tract. Use together cautiously.
Chloramphenicol: May cause antagonized hematopoietic response; Dont give concurrently.
Colchicine; May increase neomycin-induced mal-absorption of vitamin B12. Use together cautiously.
Large amounts of ascorbic acid: May destroy vi-tamin B12; Dont administer within 1 hour of tak-ing vitamin. |