Methylthioninium impurity A - 3-(dimethylamino)-7-(methylamino)phenothiazin-5-ylium

Metixene hydrochloride

Metoclopramide

Metoclopramide hydrochloride

Metoclopramide impurity A - 4-(acetylamino)-5-chloro-N-(2-diethylaminoethyl)-2-methoxy benzamide

Metoclopramide impurity E - N,N-diethylethane-1,2-diamine

Metolazone

Metolazone for system suitability

Metoprolol impurity A - (2RS)-1-(ethylamino)-3-[4-(2-methoxyethyl)phenoxy]propan-2-ol

Metoprolol succinate - Reference Spectrum