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:
The President...shall have Power to grant Reprieves and Pardons for Offences against the United States, except in Cases of Impeachment. The power to pardon is one of the least limited powers granted to the President in the Constitution.The only limits mentioned in the Constitution are that pardons are limited to offenses against the United States (i.e., not civil or state cases), and that they cannot affect an impeachment process.he President...shall have Power to grant Reprieves and Pardons for Offences against the United States, except in Cases of Impeachment. The power to pardon is one of the least limited powers granted to the President in the Constitution.