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| Routes of administration | By mouth |
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| Formula | C15H22N4O2 |
| Molar mass | 290.367 g·mol−1 |
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Cartazolate (SQ-65,396) is adrug of thepyrazolopyridine class. It acts as aGABAA receptorpositive allosteric modulator at thebarbituratebinding site of the complex and hasanxiolytic effects in animals.[1][2][3][4] It is also known to act as anadenosineantagonist at theA1 andA2 subtypes and as aphosphodiesterase inhibitor.[5][6] Cartazolate was tested in humanclinical trials and was found to be efficacious foranxiety but was never marketed.[7] It was developed by a team at E.R. Squibb and Sons in the 1970s.[8]