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What is Earliest sign of Mg toxicity: and explain in detail?
In case of magnesium toxicity ,there can be respirstory depression.In such cases ,infusion should be discontinued,oxygen given and 10ml of 10% calcium gluconate or calcium chloride given IV.Falling oxygen saturation in pulse oxymetry may be an early sign of magnesium toxicity TEXT BOOK OF OBSTETRICS,Sheila Balakrishnan,2nd edition,page no.269