Rx Only
DESCRIPTION
Ventavis (iloprost) Inhalation Solution is a clear, colorless, sterile solution containing 10 mcg/mL iloprost formulated for inhalation via either of two pulmonary drug delivery devices: the I-neb™ AAD® (Adaptive Aerosol Delivery) System or the Prodose® AAD® System. Ventavis is supplied in 2 ampule configurations, a 2 mL and a 1 mL single-use glass ampule. Both ampule sizes contain 10 mcg/1 mL. Each mL of the aqueous solution contains 0.01 mg iloprost, 0.81 mg ethanol, 0.121 mg tromethamine, 9.0 mg sodium chloride, and approximately 0.51 mg hydrochloric acid (for pH adjustment to 8.1) in water for injection. The solution contains no preservatives.
The chemical name for iloprost is (E)-(3a S, 4 R, 5 R, 6a S)-hexahydro-5-hydroxy-4-[(E)-(3 S,4 RS)-3-hydroxy-4-methyl-1-octen-6-ynyl]-Δ2(1H),Δ-pentalenevaleric acid. Iloprost consists of a mixture of the 4R and 4S diastereomers at a ratio of approximately 53:47. Iloprost is an oily substance, which is soluble in methanol, ethanol, ethyl acetate, acetone and pH 7 buffer, sparingly soluble in buffer pH 9, and very slightly soluble in distilled water, buffer pH 3, and buffer pH 5. The molecular formula of iloprost is C22H32O4. Its relative molecular weight is 360.49. The structural formula is shown below:
