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Phenobarbital Ethinylestradiol

Failure of contraceptive therapy and breakthrough bleeding have been noted repeatedly in patients concurrently taking various enzyme-inducing anticonvulsant drugs (305,314). These include phenytoin, primidone, ethosux-imide, phenobarbital, and carbamazepine. The specific isozyme responsible for metabolic 2-hydroxylation of ethinylestradiol is CYP3A4, which is induced by... [Pg.1667]

CYP2B6 <5 1-2 Bupropion Carbamazepi ne Cyclophosphamide Selegiline Flunitrazepam Meperidine Bupropion Selegiline Ethinylestradiol Phencyclidine Tamoxifen Ticlopidine Clotrimazole Carbamazepine Phenobarbital Phenytoin Pioglitazone Rifampin Troglitazone Valproic acid Ritonavir... [Pg.147]

Phenytoin + Primidone or Phenobarbital + Other Ethinylestradiol 50 micrograms Norgestrel 0.5 mg 2 4,5... [Pg.986]

Phenobarbital or Methylphenobarbital Ethinylestradiol 50 micrograms or Mestranol 80 micrograms Etynodiol 1 mg or Chlormadinone 2 mg 2 8... [Pg.986]

Phenobarbital Ethinylestradiol 35 micrograms ( back up contraception also used) Norgestimate 0.18 to 0.25 mg 1 14... [Pg.986]

See other pages where Phenobarbital Ethinylestradiol is mentioned: [Pg.239]    [Pg.107]    [Pg.985]    [Pg.985]    [Pg.985]    [Pg.986]    [Pg.986]    [Pg.986]    [Pg.986]    [Pg.986]    [Pg.988]    [Pg.990]   
See also in sourсe #XX -- [ Pg.985 ]



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Ethinylestradiol

Phenobarbital

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