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Interaction Check

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Selected Drugs Clear All

  • remove fluticasone propionate nasal
    generic
  • remove Mibelas 24 Fe
    norethindrone/ ethinyl estradiol
  • remove Pavulon
    pancuronium
  • remove Prevalite
    cholestyramine
  • remove Prograf
    tacrolimus
  • remove Systane Night Gel
    hypromellose ophthalmic

multicheck MultiCheck Results - 5 Interactions

Smiley face Smiley face

Monitor/Modify Tx

Smiley face Smiley face Mibelas 24 Fe (norethindrone/ ethinyl estradiol) + Prevalite (cholestyramine)

Monitor/Modify Tx


ethinyl estradiol (contraceptive) + cholestyramine

give oral contraceptive at least 1h before or 4-6h after each cholestyramine dose: combo may decr. ethinyl estradiol levels, contraceptive efficacy (absorption decreased/delayed)

norethindrone (contraceptive) + cholestyramine

give oral contraceptive at least 1h before or 4-6h after each cholestyramine dose: combo may decr. norethindrone levels, contraceptive efficacy (absorption decreased/delayed)

Smiley face Smiley face Mibelas 24 Fe (norethindrone/ ethinyl estradiol) + Prograf (tacrolimus)

Monitor/Modify Tx


ethinyl estradiol (contraceptive) + tacrolimus

monitor tacrolimus levels, ECG, BP, renal fxn: combo may incr. tacrolimus levels, risk of QT prolongation, cardiac arrhythmias, HTN, nephrotoxicity, other adverse effects (hepatic metabolism inhibited, additive effects)

Smiley face Smiley face Prevalite (cholestyramine) + Prograf (tacrolimus)

Monitor/Modify Tx


cholestyramine + tacrolimus

give oral tacrolimus at least 1h before or 4-6h after each cholestyramine dose; monitor tacrolimus levels: combo may decr. tacrolimus levels, efficacy (absorption decreased/delayed)

Caution Advised

Smiley face Smiley face fluticasone propionate nasal (generic) + Prograf (tacrolimus)

Caution Advised


fluticasone propionate + tacrolimus

caution advised: combo may incr. risk of serious infection (additive effects)

Additional Considerations

Smiley face Smiley face pancuronium in Pavulon

Discontinued in US

Smiley face Smiley face tacrolimus in Prograf

monitor tacrolimus levels in combo with HCV Direct Acting Antiviral (DAA) tx; viral eradication may improve hepatic metabolic function, alter tacrolimus levels, efficacy

avoid combo with beverages or products containing ethanol and tacrolimus extended-release (ER) formulations; combo may incr. tacrolimus release rate, levels, risk of adverse effects, decr. duration of efficacy

Smiley face Smiley face cholestyramine in Prevalite

give oral drugs at least 1h before or 4-6h after cholestyramine; bile acid sequestrant may delay or decr. absorption of concomitant oral drugs

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