The methods and {HEAD ~ formulations} comprise {TAIL ~ modified release elements}, providing for drug delivery to the affected or desired area 
comprise
The methods and { HEAD ~ formulations } comprise { TAIL ~ modified release elements } , providing for drug delivery to the affected or desired area
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH