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Interaction Check

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Selected Drugs Clear All

  • remove amiodarone
    generic
  • remove Cardizem LA
    diltiazem
  • remove Coreg
    carvedilol
  • remove fluocinolone/ hydroquinone/ tretinoin topical
    generic
  • remove lactulose
    generic
  • remove methocarbamol
    generic
  • remove Mucinex
    guaifenesin

multicheck MultiCheck Results - 3 Interactions

Smiley face Smiley face

Avoid/Use Alternative

Smiley face Smiley face amiodarone (generic) + Cardizem LA (diltiazem)

Avoid/Use Alternative


amiodarone + diltiazem

use alternative or monitor HR, ECG: combo may incr. amiodarone levels, risk of QT and PR interval prolongation, cardiac arrhythmias, AV block, bradycardia, other adverse effects (hepatic metabolism inhibited, additive effects)

Monitor/Modify Tx

Smiley face Smiley face amiodarone (generic) + Coreg (carvedilol)

Monitor/Modify Tx


amiodarone + carvedilol

monitor BP, HR: combo may incr. carvedilol levels, risk of hypotension, PR interval prolongation, AV block, bradycardia, sinus arrest, other adverse effects (hepatic metabolism inhibited, P-gp-mediated transport inhibited, additive effects)

Smiley face Smiley face Cardizem LA (diltiazem) + Coreg (carvedilol)

Monitor/Modify Tx


diltiazem + carvedilol

monitor ECG, BP, HR: combo may incr. risk of hypotension, PR interval prolongation, AV block, bradycardia (additive effects)

Additional Considerations

Smiley face Smiley face diltiazem in Cardizem LA

avoid combo with beverages or products containing ethanol and Cardizem CD, Cartia XT, some generic extended-release (ER) capsules; combo may incr. diltiazem release rate, levels, risk of adverse effects, decr. duration of efficacy

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