morphine or heroin
A syringe and needle assembly is used to administer drugs when a small amount of fluid is to be injected; when a person cannot take the drug by mouth; or when the drug would be destroyed by digestive secretions.
Marijuana, cocaine (can be but definitely not normally done), shrooms, mescaline, lsd,
True
you can inject them throe a needle shoot or in hale them.
yep
Yes, drug illegal sometimes.
None. There are no drugs (neither legal or illegal ones) that cause one's pupil color to change, neither when injected or taken any other way.
Drug is made illegal by the types or kind of that drug!
The hollow core of a needle is called the lumen. It is the open space inside the needle through which fluids are drawn or injected.
it is inhaled injected and ingested.
What drug are you talking about
Yes, it is a controlled drug. Illegal in the US if you do not have a prescription for it.