Drugs are chemicals that affect physiological conditions. When sleeping pills are taken together with alcohol, it causes loss of consciousness due to drug synergism. Thus, option B is correct.
Drug synergism is the interaction of the drugs that should not have been consumed together as their combined effect is much greater and harmful to the organs.
The drugs having an opposite effect are called drug antagonism. Whereas additive interaction is the combined effect of the drugs that can be larger or smaller and can be harmful at certain levels.
Therefore, the unconsciousness was due to drug synergism.
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