Centrally acting antitussives, such as opioids, are used to
1. decrease nasal congestion.
2. break down mucus.
3. relieve severe cough.
4. relieve mild cough.
3
Rationale 1: Decongestants decrease congestion.
Rationale 2: Expectorants break down mucus.
Rationale 3: Opioids relieve severe cough.
Rationale 4: Mild coughs do not require an antitussive.
Global Rationale: Opioids relieve severe cough. Decongestants decrease congestion. Expectorants break down mucus. Mild coughs do not require an antitussive.
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