Hiện nay

1. NORRBIT
2. NORSMAN- NORDBERG MARINE
3. Not OR
4. Normal - also NORM, nl, n, NML, NR, NO, NM, Na, N-, NAL and nom.
5. NORWAY - also NO, N and Norw
6. Non-Repudiation of Origin - also NRO
7. Norwegian - also nob, nno, N and Norw
8. Notice of revision
9. Notice of Readiness
10. Not Otherwise Rated
11. Noradrenaline - also na, NE, NAd, NA-R and NADR
12. NATO Operational Requirement
13. Nitrite oxidoreductase
14. Non-ripening
15. Nitric oxide reductase
16. Nonobese diabetes-resistant
17. Norclozapine
18. Nonobese resistant
19. Nonoperational ready
20. Norethisterone enanthate - also NET-EN, NE, NET, NETE and Noristerat
21. Norfloxacin - also NFLX, NFX, NF, Norf and NRF
22. Norethindrone acetate - also NETA, NET-Ac and NA
23. Norcocaine - also NC and NCOC
24. Nucleolus organizing regions - also NORs
25. Norepinephrine - also ne, NEPI, Norepi and NEp
26. Nucleolar organizer regions - also NORs
27. Nucleolar organizing regions - also NORs
28. Nucleolar organiser regions - also NORs
29. Nucleolus organizer regions - also NORs
30. Nortriptyline - also NT, NTP, NORT and NRT
31. Normal subjects - also NS, NL, NLS, NC, Normals and NT