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ES ATC R03DC03 · updated 2 Nov 2026

Montelukast shortage in Spain

Is there a Montelukast shortage in Spain?

Yes. As of 2 Nov 2026, 3 Montelukast products are reported short in Spain, the first since 7 Apr 2026. The company estimate for the return is 24 Nov 2026 (latest 23 Mar 2027). Main reason: not stated.

Also short in United States, Canada, France, Italy, Ireland, Austria, Belgium, Czechia, Norway, Sweden, Japan, New Zealand. All countries.

Affected products in Spain

CountryProductCompanySinceExpected backReason
ESMONTELUKAST VIATRIS 5 MG COMPRIMIDOS MASTICABLES EFG, 28 comprimidos (Al/Al)Viatris Limited7 Apr 202623 Mar 2027Not stated
ESMONTELUKAST KERN PHARMA 4 mg COMPRIMIDOS MASTICABLES EFG, 28 comprimidosKern Pharma S.L.24 Aug 202624 Nov 2026Not stated
ESMONTELUKAST VIATRIS 4 MG COMPRIMIDOS MASTICABLES EFG, 28 comprimidos (Al/Al)Viatris Limited18 Oct 202623 Mar 2027Not stated

Source

AEMPS (Spanish Agency of Medicines and Medical Devices), CIMA. Official list. All authorised presentations with a declared supply problem.