Drug Interventions by Category > Antitussive Agents
- Benzonatate (4)
- Butorphanol (13)
- Carbetapentane (1)
- Codeine (94)
- Dextromethorphan (166)
- Dipropizine (6)
- Doxofylline (4)
- Eucalyptol (10)
- Hydrocodone (165)
- Levopropoxyphene (3)
- Methadone (400)
- Noscapine (2)
- Opium (15)
- Pholcodine (1)