*You should drink plenty of water (3-4ltrs/day).
*Avoid processed foods, milk and diary products.
* Eat fibre rich diet including vegetables, fruits, try flax seeds, chia seeds, oats.
*2 tbs of Isabgol (husk of ispaghula) with a glass of water.
Once a day at night before sleeping, you can increase it to twice daily too.
* There's also powder of looz available as looz fibre granules which can be consumed with water.
* Donot increase dose of cremaffin plus as it causes abdominal distension too.
Next Steps
Consult a physician if the symptoms don't subside. i myself am available here on practo.