The present invention relates to a composition comprising a neurokinin-1 receptor antagonist and at least one excipient selected from an oil, a fatty acid or a polyol, as well as to an administration form for administering a formulation, wherein said administration form is selected from: inhalant, nebulization, vapor, smoke or aerosol and comprises said composition. In addition, the invention relates to said composition for use as medicament, said administration form for use as medicament, preferably said composition for use as medicament in the treatment of at least one disease of the respiratory tract, or said administration form for use as medicament in the treatment of at least one disease of the respiratory tract. Moreover, the invention also provides methods for producing said composition and said administration form, as well as a kit of parts comprising said composition and an administration device.