Constipation occurs mostly due to bad dietary habits and not due to pain killers.
1. Syrup
lactulose 2 teaspoonful per oral at bed time
2. Take high fiber diet such as split peas, lentils, black beans, lima beans, baked beans, whole grains, vegetables such as artichoke, green peas, and sprouts and fruits
3. Take pain killer whenever pain is intolerable
4. Drink 4 – 5 liters of water daily
5. Avoid straining while defecating
6. Start workout in gym at least for half an hour for 4 – 5 days in a week regularly
7. Chew the food properly to make it easily digestible
8. Regularly go to toilet. Never avoid if you feel pressure
9. Avoid excess intake tea, coffee and junk foods
I hope this information will help you. I will be happy if you ask another question
Thanks