Lack of pharmacokinetic interaction between nifedipine, sparteine and phenytoin in man.
Br J Clin Pharmacol. 1991 Feb;31(2):175-8. doi: 10.1111/j.1365-2125.1991.tb05508.x.
Br J Clin Pharmacol. 1991.
PMID: 2049233
Free PMC article.
Clinical Trial.