USDINR closed at 68.23 against its opening of 68.40.
Sensex provisionally ends flat with 15 components in the green.
Asian shares slide as bank fears add to global gloom.
Gold eyes best week in four years as market turmoil boosts haven appeal.
Crude prices jump 5 percent, but oversupply still damps outlook.
Yellen Says Fed Should Be Prepared to Use Negative Rates if Needed.
India's retail inflation hits 17-month high, industrial output falls again.