Clinical data
Trade names Eurespal, Pneumorel
AHFS/Drugs.com International Drug Names
Routes of
ATC code R03BX01 (WHO) R03DX03 (WHO)
Legal status
Legal status
  • ℞ (Prescription only)
Pharmacokinetic data
Bioavailability 90%[1]
Biological half-life 14–16 hours
Excretion Urine (90%), feces (~10%)
CAS Number 5053-06-5 YesY
PubChem (CID) 68626
DrugBank DB08979 N
ChemSpider 3227 N
KEGG D07949 YesY
ECHA InfoCard 100.023.411
Chemical and physical data
Formula C15H20N2O2
Molar mass 260.331 g/mol
3D model (Jmol) Interactive image
 NYesY (what is this?)  (verify)

Fenspiride (INN, brand names Eurespal, Pneumorel and others) is an oxazolidinone spiro compound used as a drug in the treatment of certain respiratory diseases.[2] The pharmacotherapeutic classification is antitussives. In Russia it is approved for the treatment of acute and chronic inflammatory diseases of ENT organs (ear, nose, throat) and the respiratory tract (like rhinopharyngitis, laryngitis, tracheobronchitis, otitis and sinusitis), as well as for maintenance treatment of asthma.[3]


  1. Montes, B; Catalan, M; Roces, A; Jeanniot, JP; Honorato, JM (1993). "Single dose pharmacokinetics of fenspiride hydrochloride: phase I clinical trial.". European journal of clinical pharmacology. 45 (2): 169–72. doi:10.1007/bf00315501. PMID 7901024.
  2. Płusa T, Nawacka D (Dec 1998). "Efficacy and tolerance of fenspiride in adult patients with acute respiratory tract infections". Pol Merkur Lekarski. 5 (30): 368–71. PMID 10101527.
  3. "Эреспал® (Eurespal®) Prescribing Information. VIDAL Drug Compendium" (in Russian). Retrieved 6 February 2014.

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