The invention also relates to a capsule shell for specific delivery of drug in colon, characterized in that the capsule shell contains a metal salt of pectin containing 5 12% by weight of {HEAD ~ metal} and 6 10% by weight of {TAIL ~ water} 
The invention also relates to a capsule shell for specific delivery of drug in colon , characterized in that the capsule shell contains a metal salt of pectin containing 5 12 % by weight of { HEAD ~ metal } and 6 10 % by weight of { TAIL ~ water }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL