| List | Section | Observation |
|---|---|---|
| Jamaica. List of Vital Essential and Necessary Drugs and Medical Sundries for Public Health Institutions. 2015 | 013.06 EXPECTORANTS AND COUGH SUPPRESSANTS |
Others observations: hydrochloride |
| List | Section | Observation |
|---|---|---|
| Bahamas. Drug Formulary | 03. RESPIRATORY DRUGS | No observations |
| List | Section | Observation |
|---|---|---|
| Bahamas. Drug Formulary | 03. RESPIRATORY DRUGS | No observations |
| List | Section | Observation |
|---|---|---|
| Mexico. Cuadro Basico de Medicamentos - 2017 | 13. NEUMONOLOGIA | No observations |
| List | Section | Observation |
|---|---|---|
| Guyana. Essential Medicines List. 2020-2021 | 25.03. Antihistamine /Expectorant | No observations |
| List | Section | Observation |
|---|---|---|
| Jamaica. List of Vital Essential and Necessary Drugs and Medical Sundries for Public Health Institutions. 2015 | 013.06 EXPECTORANTS AND COUGH SUPPRESSANTS | No observations |
| Mexico. Cuadro Basico de Medicamentos - 2017 | 13. NEUMONOLOGIA | No observations |
| Bahamas. Drug Formulary | 03. RESPIRATORY DRUGS | No observations |