Oral dosage forms include tablets, capsules, troches, {HEAD ~ liquid formulations} e.g. solutions, {TAIL ~ emulsions elixirs} etc 
Oral dosage forms include tablets , capsules , troches , { HEAD ~ liquid formulations } e.g. solutions , { TAIL ~ emulsions elixirs } etc
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH