SagirASchmittMDilgerKHaussingerD. Inhibition of cytochrome P450 3A: relevant drug interactions in gastroenterology. Digestion2003;68:41–8.
2.
ZhangYBenetLZ. The gut as a barrier to drug absorption: combined role of cytochrome P450 3A and P-glycoprotein. Clin Pharmacokinet2001;40:159–68.
3.
FoisyMMYakiwchukEMKChiuLSinghAE. Adrenal suppression and Cushing's syndrome secondary to an interaction between ritonavir and fluticasone: a review of the literature. HIV Medicine2008;9:389–96.
4.
NaranjoCABustoUSellersEMA method for estimating the probability of adverse drug reactions. Clin Pharmacol Ther1981;30:239–45.
5.
HornJRHanstenPDChanL-N. Proposal for a new tool to evaluate drug interaction cases. Ann Pharmacother2007;41:674–80. DOI 10.1345/aph.1H423.
6.
De WachterEMalfrootADe SchutterIVanbesienJDe SchepperJ. Inhaled budesonide induced Cushing's syndrome in cystic fibrosis patients, due to drug inhibition of cytochrome P450. J Cyst Fibros2003;2:72–5.
7.
KedemEShaharEHassounGPollockS. Iatrogenic Cushing's syndrome due to coadministration of ritonavir and inhaled budesonide in an asthmatic human immunodeficiency virus infected patient. J Asthma2010;47:830–1.
