Welcome to the board of Health Care magic,
Dear friend constipation
is one of the very imp cause of back ache.
For the constipation consume lot of fruits and vegetables, plenty of water,
regular bowel habits means daily visiting toilet at fixed timings.
Regular use of isabgol husk with two glass of water in evening will help in recurrence of constipation.
For current agony of constipation you should take some laxative liquid or one tablet like cremalax. you will be relieved.
simple one tab of painkiller will help you.
Hope your query is answered.