ICICI Bank — amount totaling 1388 deducted from my bank of india a/c

Amount rs.690 on 11/12/2017 & rs.698 on 14/12/2017 were deducted from my boi a/c no.[protected] ifsc bkid0005427 via pos icici prepaid.
Even though i have made no purchase of your merchandise or the policies, the amount was debited from my a/c.
And when i made enquiry at my branch the
Above was the reason.
Please look into the matter and resolve my problem at the earliest.
Thanks