The accused, identified as Mohsin Mohammad Khan, a resident of Lonavala in Maval taluka of Pune district, was arrested late last evening, police said.
"Based on a tip-off, sleuths of the Anti Narcotics Cell kept a vigil around a hotel located near Mumbra in the district and spotted one person moving suspiciously," Senior PI of the Crime Branch (Unit-I) Niteen Thackeray said.
The officials apprehended Khan and a search was carried out, following which 91 grams of mephedrone worth Rs 1.36 lakh was seized from him, he said.
Further investigation is on.