Security screeners can see right through them. However, some medications can't go through the x-ray. So you might want to ask about your medications before handing them over to the security officers.
drugs, medicine, fruits ect.
more than likely you will die
If they are legal, you place them in a plastic container (Zip Lock) with the original prescription. It also helps to have a medical record. Also check with the airline page and see their regulations. If you are asking about illegal drugs then be prepared to be arrested and go to jail.
NO !!
If you're not using drugs, the investigation will find that out. Why are you worried?
there's a guy in tights on drugs flying around without the drugs
they die
they die
you die
They are destroyed.
The dog is trained not to just smell, but to smell drugs and poison and stuff like that so the police have evidence to who ever they are searching, its the same with those airport dogs that sniff through your suitcase for any unwanted items like wine or drugs. Hope that helped!
You get internal affairs involve.