| Isterico | |
| Type: | demo |
| Artist: | Punkreas |
| Cover: | Isterico-punkreas.jpg |
| Released: | December 1990 |
| Recorded: | 1990 |
| Genre: | Punk rock |
| Length: | 17:58 |
| Label: | DemoTape |
| Producer: | Autoproduct |
| Next Title: | United Rumors of Punkreas |
| Next Year: | 1992 |
Isterico (in English "Hysterical") is the first demo[1] of the Italian punk rock band Punkreas. It was registered as the first record of the band in late 1990.[1]