YES. Tampering with someone's medications, especially if they are controlled substances by the DEA you could go to prison if convicted.
The Tylenol tampering that caused the deaths of several people back in 1982 is recognized as the first case of its type in which the FBI became involved. See: http://en.wikipedia.org/wiki/1982_Chicago_Tylenol_murders
As of January 2010, the FBI is still looking into 'persons of interest,' there have never been any arrests in the Tylenol adulteration case.
The Tylenol tampering that caused the deaths of several people back in 1982 is recognized as the first case of its type in which the FBI became involved. See: http://en.wikipedia.org/wiki/1982_Chicago_Tylenol_murders
If, by your committing perjury, tampering with evidence, or tampering/altering a government document, you changed the outcome of the legal proceeding and caused a 'gross miscarriage of justice' (i.e.- caused a guilty party to be acquited, or an innocent party to be convicted) there are no statutory limitations on your culpability.
how do i report mail tampering and who to. is there a laws against mail tampering
The Anti-Tampering Act deals with the offense of tampering with consumer products.
Tampering with Asylum was created in 2003.
tampering (unauthorized altercation) of mail that does not belong to you
Not unless a court/jury finds that person GUILTY of the crime. Being charged is not the same as being convicted. Without being convicted, the person's record is clean. Meanwhile, if charged.... Get a lawyer! Say nothing until having talked with the lawyer.
There's already laws against tampering with a jury.
The crime of trying to corrupt a jury is called "jury tampering" or "jury intimidation." This offense involves attempts to influence a juror's decision-making process through bribery, threats, or other coercive tactics. Jury tampering is considered a serious criminal offense that undermines the integrity of the judicial system.