SAMI VISKIN, M.D.; ISSAC KAVER, M.D.; ALEXANDER GREENSTEIN, M.D.; AVI HASSNER, M.D.
To the editor: After a report on the in-vitro effects of nifedipine on ureteral muscle (1) and an anecdotal report in your journal of its successful clinical use (2), we started a prospective clinical trial to test the therapeutic value of nifedipine in the treatment of ureteral colic.
So far, nine consecutive patients with definite evidence of urolithiasis and a clinical picture of ureteral colic have been studied. Informed consent was obtained from all patients, and the protocol was approved by the Ethical Committee of Tel Aviv Medical Center. Therapy consisted of a single dose of nifedipine, 10 or 20
VISKIN S, KAVER I, GREENSTEIN A, HASSNER A. Nifedipine and Ureteral Colic. Ann Intern Med. ;105:142. doi: 10.7326/0003-4819-105-1-142_1
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Published: Ann Intern Med. 1986;105(1):142.
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