Zardaverine is a dual-selective PDE3/ 4 phosphodiesterase inhibitor. Studies ''in vitro'' suggest that it may have useful anti-cancer properties.Corsello SM, Nagari RT, Spangler RD, et al. Discovering the anticancer potential of non-oncology drugs by systematic viability profiling. ''Nature Cancer'' (2020).

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Phosphodiesterase inhibitors {{organic-compound-stub