Drug Interventions by Category > Antitussive Agents
- Benzonatate (4)
- Butorphanol (11)
- Carbetapentane (1)
- Codeine (92)
- Dextromethorphan (162)
- Dipropizine (6)
- Doxofylline (3)
- Eucalyptol (10)
- Hydrocodone (156)
- Levopropoxyphene (3)
- Methadone (383)
- Noscapine (2)
- Opium (14)
- Pholcodine (1)