My Father Age 82 Yrs. With Aparently Good Physic. Non

My father age 82 yrs. with aparently good physic. Non severe but diabatic patient. 32 days before, his pp was 142. He used to take Glycipase G2 twice daily. Today from 5.45 am, to 11.00 am, he was suffering from loose motion. Already he 5 times, he went to latrine. I started ORS and given him 2 LOMOFEN at a time at 11.15 am. along with 1 OMEZ 20. ORS is continuing. Urine is normal. Please suggest what to do.