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Interaction Check

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Selected Drugs Clear All

  • remove Tussionex PennKinetic
    chlorpheniramine/ hydrocodone
  • remove Zestoretic
    lisinopril/ hydrochlorothiazide
  • remove Zovirax Ointment
    acyclovir topical

multicheck MultiCheck Results - 3 Interactions

Smiley face Smiley face

Monitor/Modify Tx

Smiley face Smiley face Tussionex PennKinetic (chlorpheniramine/ hydrocodone) + Zestoretic (lisinopril/ hydrochlorothiazide)

Monitor/Modify Tx


hydrocodone + hydrochlorothiazide

monitor BP: combo may incr. risk of severe hypotension, including orthostasis, syncope; may decr. hydrochlorothiazide efficacy (additive effects; antagonistic effects, opioids may induce antidiuretic hormone release)

hydrocodone + lisinopril

monitor BP: combo may incr. risk of severe hypotension, including orthostasis, syncope (additive effects)

Caution Advised


chlorpheniramine + hydrochlorothiazide

caution advised: combo may incr. hydrochlorothiazide levels, risk of adverse effects (absorption increased)

Additional Considerations

Smiley face Smiley face hydrocodone in Tussionex PennKinetic

consider prescribing an opioid overdose reversal agent, especially with concomitant CNS depressant use

benzhydrocodone (prodrug) rapidly converted to hydrocodone; similar interactions anticipated

add MAO inhibitor to Interaction Check if recent (14 days) use

avoid combo with beverages or products containing ethanol and some hydrocodone extended-release (ER) capsules; combo may incr. hydrocodone release rate, levels, risk of adverse effects, including life-threatening overdose, decr. duration of efficacy

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