Syrian army units killed several terrorists in Rif Suwayda, Tel al Masheirfa, al Wudeihi and Homs Friday.
The army controlled several villages in Rif Suwayda and killed several Daesh militants, a military source told Sana news agency.
The Syrian forces also killed a number of armed groups in Rif Homs.
Ten explosives planted by by militants were defused in the city of Palmyra.
President Bashar al Assad's regime and the rebels accuse each other of using chemical agents, including chlorine, in the nearly four-year war that has killed more than 210,000 people.