==I==
* '''Idiopathic''' - Term used when the cause of a disease or illness cannot be found. This is a diagnosis, and something can be said to have an idiopathic (unknown) cause.
* '''Inaprovaline''' - A synaptic stimulant and [[heart|cardio]]-stimulant. <br>It works by fortifying the cell membranes, and can be used as a preventative measure, or in response to various physical illnesses.
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