How to do heroin

Only in NYC: Heroin for dummies:

The city spent $32,000 on 70,000 fliers that tell you how to shoot heroin, complete with detailed tips on prepping the dope and injecting it into your arm.

The 16-page pamphlet features seven comics-like illustrations and offers dope fiends such useful advice as "Warm your body (jump up and down) to show your veins," and "Find the vein before you try to inject."

It even encourages addicts to keep jabbing if their needles miss the mark.

"If you don't 'register,' pull out and try again," it says.

Update: Here's the whole thing