A Nigerian national was arrested in Thane district of Maharashtra for allegedly possessing mephedrone drug worth Rs 2.9 lakh, police said on Thursday.

Acting on a tip-off, a police team on Wednesday maintained a vigil at the Mumbra bypass where they caught the accused, Anni Chemezi Benjamin (31), and seized 132 gm of the prohibited drug from his possession, an official said.

The value of the drug, a synthetic stimulant which is also known as ‘meow-meow’ and ‘MD’, is estimated to be around Rs 2.9 lakh, he said.

The accused was subsequently arrested and booked under relevant provisions of the Narcotic Drugs and Psychotropic Substances (NDPS) Act, he said.

The police were trying to find out the source of the contraband and to whom the accused wanted to sell it, he added.