| 1. Accepted major perpetrators | 2. Rejected perpetrators | 3. Unclassifiable | 4. Full table |
levonorgestrel is neither an inhibitor or inducer of CYP2C19.
|No apparent change in clearance||amodiaquine  |
Footnotes and References
|1.||Wennerholm A, Nordmark A, Pihlsgard M, Mahindi M, Bertilsson L, Gustafsson LL. Amodiaquine, its desethylated metabolite, or both, inhibit the metabolism of debrisoquine (CYP2D6) and losartan (CYP2C9) in vivo. European Journal of Clinical Pharmacology 2006; 62: 539-46.[PubMed]|
|2.||Palovaara S, Tybring G, Laine K. The effect of ethinyloestradiol and levonorgestrel on the CYP2C19-mediated metabolism of omeprazole in healthy female subjects. British Journal of Clinical Pharmacology 2003; 56: 232-37.[PubMed]|
|3.||Eap CB, Bondolfi G, Zullino D, Bryois C, Fuciec M, Savary L, Jonzier-Perey M, Baumann P. Pharmacokinetic drug interaction potential of risperidone with cytochrome P450 isozymes as assessed by the dextromethorphan, the caffeine, and the mephenytoin test. Therapeutic Drug Monitoring 2001; 23: 228-31.[PubMed]|
|4.||Sachdeo RC, Sachdeo SK, Levy RH, Streeter AJ, Bishop FE, Kunze KL, Mather GG, Roskos LK, Shen DD, Thummel KE, Trager WF, Curtin CR, Doose DR, Gisclon LG, Bialer M. Topiramate and phenytoin pharmacokinetics during repetitive monotherapy and combination therapy to epileptic patients. Epilepsia 2002; 43: 691-96.[PubMed]|
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