The present invention is directed to new 4,7-dihydro-pyrazolo[3,4-b]pyridines. The compounds possess Ca.sup.2+ -antagonist, antihypertensive, vasodilating and antiangina activity. A process for producing them as well as pharmaceutical compositions containing them are also described.
                            本发明涉及新型4,7-
二氢吡唑并[3,4-b]
吡啶。这些化合物具有Ca.sup.2+拮抗剂、降压、扩血管和抗心绞痛活性。还描述了一种制备它们的方法以及含有它们的制药组合物。