1-Methyl-3-isobutylxanthine (also known as 1 Methyl 3 isobutylxanthine, 3-Isobutyl-1-methylxanthine): A potent cyclic nucleotide phosphodiesterase inhibitor; due to this action, the compound increases cyclic AMP and cyclic GMP in tissue and thereby activates CYCLIC NUCLEOTIDE-REGULATED PROTEIN KINASES

NIH MeSH · D015056Chemicals and Drugs

1-Methyl-3-isobutylxanthine

Also known as1 Methyl 3 isobutylxanthine · 3-Isobutyl-1-methylxanthine · 3 Isobutyl 1 methylxanthine · IBMX · Isobutyltheophylline

Definition

A potent cyclic nucleotide phosphodiesterase inhibitor; due to this action, the compound increases cyclic AMP and cyclic GMP in tissue and thereby activates CYCLIC NUCLEOTIDE-REGULATED PROTEIN KINASES

MeSH classification

  • D03.633.100.759.758.824.751.500

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Common questions about 1-Methyl-3-isobutylxanthine

What does 1-Methyl-3-isobutylxanthine mean in medicine?
A potent cyclic nucleotide phosphodiesterase inhibitor; due to this action, the compound increases cyclic AMP and cyclic GMP in tissue and thereby activates CYCLIC NUCLEOTIDE-REGULATED PROTEIN KINASES This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.
Is 1-Methyl-3-isobutylxanthine known by any other names?
Yes. 1-Methyl-3-isobutylxanthine is also referred to as 1 Methyl 3 isobutylxanthine, 3-Isobutyl-1-methylxanthine, 3 Isobutyl 1 methylxanthine, IBMX in different clinical, research and patient-facing contexts. The MeSH descriptor groups all of these synonyms under a single canonical concept so research and records stay consistent.
Where does 1-Methyl-3-isobutylxanthine sit in the medical classification?
1-Methyl-3-isobutylxanthine falls under the broader medical category "Chemicals and Drugs" in the MeSH hierarchy (tree numbers: D03.633.100.759.758.824.751.500). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.
Where can I get a plain-language explanation of 1-Methyl-3-isobutylxanthine?
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Source: NIH MeSH 2026 (D015056) — National Library of Medicine, public domain. View official MeSH record ↗