
diclofenac oral brand names and other generic formulations include:
Voltaren Oral, Voltaren-XR Oral
pirfenidone oral brand names and other generic formulations include:
Esbriet Oral
diclofenac oral and pirfenidone oral
diclofenac oral will increase the level or effect of pirfenidone oral by altering drug metabolism. Blood levels of pirfenidone may be increased. Avoid taking this combination if possible, if not, your doctor may decrease your dose.
diclofenac oral and pirfenidone oral
diclofenac oral will increase the level or effect of pirfenidone oral by affecting hepatic enzyme CYP1A2 metabolism. Avoid; coadministration of pirfenidone and moderate CYP1A2 inhibitors result in moderately increased exposure to pirfenidone; if unable to avoid, decrease dose of moderate CYP1A2 inhibitor
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Drug Interaction Categories
Contraindicated
Never use this combination of drugs because of high risk for dangerous interaction
Serious
Potential for serious interaction; regular monitoring by your doctor required or alternate medication may be needed
Significant
Potential for significant interaction (monitoring by your doctor is likely required)
Minor
Interaction is unlikely, minor, or nonsignificant