Hospital sources said Razzaq died while undergoing treatment for some ailment.
Razzaq (58), contributed hits like "Perumazhakkalam" to the Malayalam film world.
Razzaq, who began his career as a scriptwriter in 1991 for Mohanlal-starred "Vishnulokam", worked for about 30 Malayalam movies.
Kerala Chief Minister Pinarayi Vijayan condoled his demise.
"Razzaq's demise is a a big loss for Malayalam film industry," he said.
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