In the first round of the USD 125,000 ATP Challenger Series qualifiers, third seed Vardhan defeated Uzbek wildcard Sardor Rakhimov 6-4 6-2 while sixth seeded Sanam thrashed another local wildcard Pavel Tsoy 6-2 6-2.
Devvarman, making a comeback following an injury, looked rusty as he lost to top seed Oleksandr Nedovyesov of Ukraine.
Nedovyesov, ranked 227 in the world, won 6-4 7-6(3).
In the second set, Devvarman squandered a 5-2 lead and held two set points at 5-3 before going down in the tie-break.
Belarusian Alexander Bury outplayeded Malik 6-3 6-2 while Sharan went down 2-6 7-6(6), 6-2 to Thai player Weerapat Doakmaiklee in three sets.
