| NAAG | N-Acetyl Aspartyl Glutamate |
|---|---|
| NAAP | N-acetyl-4-amino-phenazone |
| NAB | novarsenobenzene |
| NABP | National Association of Boards of Pharmacy |
| NABPLEX | National Association of Boards of Pharmacy Licensing Examination |
| NAC | N-acetylcysteine; National Asthma Center; National Audiovisual Center; Noise Advisory Council |
| NAC-EDTA | N-acetylcysteine EDTA |
| NACDS | North American Clinical Dermatological Society |
| NACED | National Advisory Council on the Employment of the Disabled |
| nAChR | nicotinic acetylcholine receptor |