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 Presidentâ¦shall have the power to grant reprieves and pardons for offenses against the United States, except in cases of impeachment. In general, a pardon is the act of forgiving a crime. A pardon nullifies punishments or other legal consequences of a crime. However, a presidential pardon does not expunge a crime or remedy the past act. In other words, the crime can still be taken into consideration against the wrongdoer (e.g. on a job application or when giving a sentence for a different crime).