Inhaled liquid formulation is an oral inhalation dosage form, referring to liquid formulations for nebulizers that produce continuous aerosol solutions for inhalation or suspension, etc.
The main types of inhaled liquid preparation include:
• Inhalation solution.
• Inhalation suspension.
• Inhaled solution (requires dilution from concentrated solution before use).
• inhalation powder (requires dissolution of sterile drug powder before use).