Potentially Life-threatening
Adverse Drug Reactions |
Headache, dizziness, hallucinations; tinnitus; nausea, vomiting, foul taste, diarrhoea; hypertension, temporary chest pain, palpitations, bradycardia; nasal congestion, dyspnoea; diaphoresis; thrombophlebitis; haematuria; water intoxication; leg cramps; allergic reactions. |
| Interactions |
Possible increase in serum levels and risk of severe vasoconstrictive effects with potent CYP3A4 inhibitors (e.g. erythromycin, troleandomycin, clarithromycin, ritonavir, indinavir, nelfinavir, delavirdine, ketoconazole, itraconazole, voriconazole) and less potent CYP3A4 inhibitors (e.g. saquinavir, nefazodone, fluconazole, fluoxetine, fluvoxamine, zileuton, clotrimazole). Possible increase in serum levels and risk of severe vasoconstrictive effects with grapefruit juice. |
