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Home › N.sup.6 -disubstituted purine derivatives, and pharmaceutical compositions containing them, useful for treating allergic diseases, bronchospastic and bronchoconstrictory conditions

N.sup.6 -disubstituted purine derivatives, and pharmaceutical compositions containing them, useful for treating allergic diseases, bronchospastic and bronchoconstrictory conditions

US Patent 4853386 · Granted Aug 1, 1989

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