| Z0GR Grapefruktjuice - N05C D05 Triazolam |
| ATC1 | Z0GR Grapefruktjuice (Grapefruit juice) |
| ATC2 | N05C D05 Triazolam |
| Nivå | Akademisk interesse. (les mer...) |
| Konsekvens | Økt konsentrasjon av triazolam (50 % økning ved inntak av et enkelt glass; inntil 2,5 ganger økning ved inntak av mange glass daglig; også mindre effekter enn dette i noen studier). |
| Mekanisme | Grapefruktjuice hemmer metabolismen av triazolam via CYP3A4. |
| Grunnlag | Interaksjonsstudier |
| Referanser |
| 1. | Sugimoto K-I, Araki N, Ohmori M et al. Interaction between grapefruit juice and hypnotic drugs: comparison of triazolam and quazepam. Eur J Clin Pharmacol 2006; 62: 209–15. Les mer... |
| 2. | Hukkinen SK, Varhe A, Olkkola KT et al. Plasma concentrations of triazolam are increased by concomitant ingestion of grapefruit juice. Clin Pharmacol Ther 1995; 58: 127–31. Les mer... |
| 3. | Lilja JJ, Kivistö KT, Backman JT et al. Effect of grapefruit juice dose on grapefruit juice–triazolam interaction: repeated consumption prolongs triazolam half-life. Eur J Clin Pharmacol 2000; 56: 411–5. Les mer... |
| 4. | Culm-Merdek KE, von Moltke LL, Gan L et al. Effect of extended exposure to grapefruit juice on cytochrome P450 3A activity in humans: comparison with ritonavir. Clin Pharmacol Ther 2006; 79: 243–54. Les mer... |