The 69-year-old was to be discharged from the hospital today but the pain seems to have delayed it.
'The morning has been nightmarish. There has ben incredible pain in the region of the surgery, and the spasms
so acute that they brought me to the level of a scream... which is saying a lot, for my resistance to pain has been quite satisfactory in the past,' Bachchan wrote on his blog.
He added, 'But the doctors were immediately summoned and after change in the dressings and pain killers, there seems to benow some semblance of relief. Not entirely, but entire enough.'
The actor, who has a history of stomach ailments since his near fatal intestinal injury while filming a fight scene in 1982 movie Coolie was operated on Saturday at the Seven Hills hospital.