According to the invention, the oral biological preparation comprises 0.05 20% of {TAIL ~ drug}, 5 50% of absorption promoter, 0.1 30% of {HEAD ~ stablizer and specific capsule shell} 
According to the invention , the oral biological preparation comprises 0.05 20 % of { TAIL ~ drug } , 5 50 % of absorption promoter , 0.1 30 % of { HEAD ~ stablizer and specific capsule shell }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD