"We continue to receive alarming information that terrorist groups in Syria in conjunction with the White Helmets are preparing for large-scale provocations with the use of toxic substances," he said.
The Russian center for the reconciliation of opposing sides had been alerted to the plot by local residents who claimed White Helmets "were seeking individuals who would be willing to participate in the staged incidents in exchange for receiving food," he said.
READ MORE: Evidence Shows That White Helmets Is Branch of al-Nusra — Moscow
Both Damascus and Moscow repeatedly accused militants and the non-governmental organization the White Helmets of staging several provocations involving chemical weapons attacks to influence public opinion and justify foreign intervention in Syria. Back in April, a staged chemical attack prompted the US-led coalition to strike Syria with well over 100 missiles.