As for the buzz, SWIM used to find injecting meth would give her the high that she was always trying to reach with smoking. Injecting Meth. Methamphetamine is a powerful drug of abuse which acts primarily as a central nervous system stimulant. When someone uses meth, this produces large. I don't inject crystal meth, neither do I smoke as I believe they are both extremely bad for you. Brochure Text: METH and YOUR VEINS. If you inject , you know how important healthy veins are. But crystal meth can actually change and cause serious damage to your veins. When injecting meth,. Some are mixing potentially explosive chemicals to make a dangerous drug called meth, methamphetamine , or crystal meth. I don't inject crystal meth, neither do I smoke as I believe they are both extremely bad for you. The crystal form, nicknamed crystal meth, is a popular drug,. What happens when you improperly inject methamphetamine ? missed my vain and my arm is swolling up.