these are few mantras taught by my guruji
OM UGRAM VEERAM MAHAVISHNUM
JVALANTAM SARVATO MUKHAM
NARASIMHAM BHEESHANAM BHADRAM
MRITYUM MRITYUM NAMAMYAHAM
" O Lord Vishnu , O Narasimha protect me from death destroy the death and bless me with immortality. may the fire emerging from your mouth reduce the devil to ashes. salutations.
To drive away the evil spirits and drive off evil influences chant the subramanya mantra
OM SRI SHARAVANABHAVAYA NAMAHA
Salutations to Lord Subramanya the destroyer of evil spirits.