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Interaction Check

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Selected Drugs Clear All

  • remove benzonatate
    generic
  • remove Famvir
    famciclovir
  • remove Fioricet with Codeine
    butalbital/ acetaminophen/ caffeine/ codeine
  • remove nicardipine
    generic

multicheck MultiCheck Results - 3 Interactions

Smiley face Smiley face

Avoid/Use Alternative

Smiley face Smiley face Fioricet with Codeine (butalbital/ acetaminophen/ caffeine/ codeine) + nicardipine (generic)

Avoid/Use Alternative


butalbital + nicardipine

use alternative or monitor BP: combo may decr. nicardipine levels, efficacy (hepatic metabolism induced)

codeine + nicardipine

use alternative or monitor respiratory rate, BP; consider decr. codeine dose: combo may incr. codeine and active metabolite morphine levels, risk of CNS and respiratory depression, psychomotor impairment, severe hypotension (including orthostasis, syncope), other adverse effects (hepatic metabolism inhibited, may incr. production of active metabolite morphine; additive effects)

Monitor/Modify Tx


caffeine + nicardipine

monitor BP; avoid excessive caffeine intake: combo may decr. antihypertensive agent efficacy (antagonistic effects)

Additional Considerations

Smiley face Smiley face codeine in Fioricet with Codeine

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

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

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