Green’s Dictionary of Slang

noise n.2

[? play on SE nose]

(drugs) heroin.

[US]Rocky Mountain News (Denver) 13 Nov. in AS III:3 255/2: Noise—Heroin.
[US]Berrey & Van den Bark Amer. Thes. Sl.
[US]Anslinger & Tompkins Traffic In Narcotics 313: noise. Heroin.
[UK]J. Morton Lowspeak.
[US]ONDCP Street Terms 16: Noise — Heroin.