sir,my bowel s not regular, i defaecate once in 3 or 4 days, and now a days i have got constipation, there s difficulty in straining, i have got no Malena, my age is 20, i have got this problem of passing stools once in 3 or 4 days from my childhood itself,,,,,,,,,,could you please tell me what medicine s available in the market to loosen the stools and to make it regular??is cremaffin syrup useful in making the bowel normal??