Examples Macrolide antibiotics (e.g., erythromycin), azole-antifungal agents (e.g.
Source: FDA drug label - tramadol hcl er
Tramadol Hcl Er Interactions
Brand names: Tramadol Hcl Er
3 interactions on record
ketoconazole), protease inhibitors (e.g., ritonavir) CYP3A4 Inducers Clinical Impact: The concomitant use of tramadol hydrochloride extended-release tablets and CYP3A4 inducers can decrease the plasma concentration of tramadol [see Clinical Pharmacology (12.3)] , resulting in decreased efficacy or onset of a withdrawal syndrome in patients who have developed physical dependence to tramadol, [see Warnings and Precautions (5.7)] .
Source: FDA drug label - tramadol hcl er
Tramadol Hcl Er + RitonavirUnknown
ketoconazole), protease inhibitors (e.g., ritonavir) CYP3A4 Inducers Clinical Impact: The concomitant use of tramadol hydrochloride extended-release tablets and CYP3A4 inducers can decrease the plasma concentration of tramadol [see Clinical Pharmacology (12.3)] , resulting in decreased efficacy or onset of a withdrawal syndrome in patients who have developed physical dependence to tramadol, [see Warnings and Precautions (5.7)] .
Source: FDA drug label - tramadol hcl er