| OTC | L-2-oxo-4-thiazolidine carboxylate |
|---|---|
| OTC | Ornithine Transcarbamylase |
| OTC | Over The Counter |
| OTC | Oxytetracycline |
| OTCase | Ornithine carbamoyltransferase |
| OTCase | Ornithine transcarbamoylase |
| OTF | Optical transfer functions |
| OTFC | Oral transmucosal fentanyl citrate |
| oTP-1 | Ovine trophoblast protein 1 |
| OTR | OT receptor |