The arrested person has been identified as Jogi Haneef who had allegedly abducted Razack (30) with the help of two others on March 19 by forcing him into a car from Kambalabettu.
They snatched Rs 10,000 from him and called his family members demanding the ransom, police said.
Razack was also attacked with sharp weapons inside the car,they said.
On getting information, police chased the abductorsand found their car abandoned at a deserted place near Deralakatte.
Haneef had earlier been arrested for ganja peddling, police said, adding, they are on the lookout for two of his associates who escaped.
Razack has been hospitalised at Deralakatte, police said.
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