Medications might also cause a drop in blood pressure. Beta-blockers and nitroglycerin, used to treat heart disease, are common culprits. Diuretics, tricyclic antidepressants, and erectile dysfunction drugs can also cause hypotension. Some people have low blood pressure for unknown reasons.
Theoretically, then, the President can probably pardon him/her-self for any Federal crime â but this only prevents actual prosecution for that crime, not impeachment for the crime itself. Prior Answer, to the hypothetical of the VP murdering the President and then pardoning himself:
So wrote Alexander Hamilton in The Federalist #74, first published on March 25, 1788. The argument was that when the power to pardon is granted, it should be granted only to a few people, or, in the case of the U.S. Constitution, to just one person. The U.S. Constitution grants the power to pardon to the President. In keeping with the feeling of the day, expressed in Hamilton's words, the power to pardon is virtually unqualified: The President ... shall have Power to Grant Reprieves and Pardons for Offenses against the United States, except in Cases of Impeachment.