Table 1.

Summary of search terms

Population	P* who inject drugs PWID* Substance misuse* Inject* drug use* Substance abuse*
Intervention	Harm reduct* Harm min* Needle syringe Provi* Injecting Equipment Provi* Opiate Substitution Therapy
Situation	Service disrupt* lockdown COVID* Coronavirus SARS* Pandemic Big event*

*indicates truncation