Most probably you are suffering from IBS ie Irritable Bowel Syndrome. Along with medicines food habit and stress management is necessary for effective management of IBS. Simply identify foods upsetting your bowel, avoid them. Be stress free because stress is linked to IBS.

You should take only Lactulose,Movicol.
Start Tab Normaxin once daily.
Stop everything else.
Get basic investigations -complete hemogram,kft,lft

Yoga therapy can relieve your back pain and mindfulness based psychotherapy can cure anxiety and stress.

I think you doctor suggest good treatment to you. As you said, all the investigations are fine. No further investigations are required. IBS is a kind of disorder related to lifestyle/ personality. Therefore, consult some doctor in person/ private consultation at Lybrate would be more helpful as it needs substantial discussion to understand problem.
Meanwhile will suggest to follow:
1. Eat healthy food. Avoid junk/ spicy/fried/oily foods.
2. Eat homemade food including more fibres in...more

Eat green veg. More fiber foods. Avoid fatty foods,junk foos,oily meal, drink plenty of water.take digestive meal . Syp. Aristozyme 10 ml thrice a day.
Take tab. Charcol at night. Syp . Livoluk 10 ml at night.
Go for tests stool c/s, lft .blood sugar, Examination of the rectum and lower, or sigmoid, colon (sigmoidoscopy)

Examination of the rectum and entire colon (colonoscopy).

An X-ray of the rectum during defecation (defecography).
Avoid smoking/alcohol if y...more

You have to take this medicine for six months, keep patience and you may stop normaxin after 2-3 weeks of stating treatment
daily consume butter milk with sendha namak, jeera, meetha neem patta-curry leaves but no curd and spicy food, may take banana, bel syrup or murabba.
1- sonth powder 50 gm + nut meg-jayphal 10 gm + anar chal-peel powder 50 gm mix thoroughly, take 5 gm two times in a day
2- kutaj ghan vati 250 mg two tablets twice in a day
continue for six months and give fe...more

Its certainly a physician' s case. Please consult privately for personalised management.
Dr surbhi agrawal
Consultant physician and diabetologist

Start tab rifagut 200mg 2times/day.
Tab normaxin 1 at night--2 wks. Tell me result after 2 wks.
Also give details of treatment you had taken.

R you working//house-wife?
other disease like high bp? sugar problem./. Since how long? which drugs used?
ibs is disease of hurry--curry and worry. Feel free to ask privately by giving details of symptoms.
Meanwhile start tab normaxin 2 times daily.

Yes this is colitis and only can be treated with ayurvedic treatment. Avoid spicy, fried and junk food. Take home made food always and be careful of infected or heavy water.
Start with bilwadi chirna 5-10gm twice a day with lukewarm water.
For further suggestions and treatment you may consult me personally.