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Description
Simultaneous micro-determination of nicotinamide and its major metabolites, N1-methyl-2-pyridone-5-carboxamide and N1-methyl-4-pyridone-3-carboxamide, by high-performance liquid chromatography

If the lump results from an injection site reaction, your doctor may recommend supportive treatments

In case a deficiency is diagnosed, the doctor may conduct additional tests, such as antibodies test, Schilling test to establish the type and causes of the same

If any severe allergic reactions occur, seek immediate medical attention
