| | R - Respiratory System |  | Inhaled antiinfectives are classified in ATC group J - Antiinfectives for systemic use.
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| | R07 - Other Respiratory System Products |  |  | 
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| | R07A - Other Respiratory System Products |  | This group comprises lung surfactants and respiratory stimulants.Caffeine is classified in N06B - Psychostimulants, agents used for ADHD and nootropics. See also comments under R07AB - Respiratory stimulants.
 
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| | R07AA - Lung Surfactants |  | This group comprises surface-tension lowering agents used in respiratory distress syndrome. Combinations of different lung surfactants are classified in R07AA30, e.g. sinapultide in combination with other lung surfactants are classified here.
 |  | The DDDs of colfosceril palmitate and natural phospholipids are based on the treatment of respiratory distress syndrome in neonates, and correspond to the treatment of children weighing 1.6 kg.
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| | R07AA02 - Natural Phospholipids |  |  | 
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