<prompt> Universal antidote includes all the following exceptActivated charcoalMagnesium oxideSodium sulphateTannic acid  <response>: - Universal antidote is a mixture of Activated charcoal, tannic acid magnesium oxide. - It is a combination of physical and chemical antidotes; used in those cases where the nature of ingested poisons is unknown or when it is suspected that two or more poisons were taken. - Activated charcoal, tannic acid magnesium oxide: 2 :1 :1 