l carnitine is used for Carnitine: the claims and why it may not work L-Carnitine Uses & Benefits Explained:

This capability facilitates a more extensive distribution of the medication throughout the nasal cavity, particularly in the posterior region where the mucociliary activity is more pronounced (Tandel et al., 2011)

Spread of Toxin Effect See Boxed Warning

Let me ask you this In your world, when a therapy is technically sound in one setting but begins showing up far outside its proper indication what actually determines where you draw the line

The usual dosing and usage are outlined below: Adults (Asthma or COPD): One to two puffs , twice daily usually in the morning and evening

Im 67 and I work as a flight attendant

doi:10.1002/14651858.CD003678.pub3