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| Interactions: | Ampicillin
Adverse Effect: decreased contraceptive effectiveness Clinical Management: During concurrent use of ampicillin and Ethinyloestradiol , an additional form of birth control should be used.
Betamethasone
Adverse Effect: increased Betamethasone effects Clinical Management: Patients should be monitored for increased Betamethasone effects andthe Ethinyloestradiol dose may have to be reduced.
Carbamazepine
Adverse Effect: decreased contraceptive effectiveness Clinical Management: In some women the use of higher estrogen content in the contraceptive may be sufficient; however, use of alternate methods of birth control may be necessary.
Carbenicillin
Adverse Effect: decreased contraceptive effectiveness Clinical Management: During concurrent use of penicillin and Ethinyloestradiol , an additional form of birth control should be used.
Cloxacillin
Adverse Effect: decreased contraceptive effectiveness Clinical Management: During concurrent use of a penicillin and Ethinyloestradiol , an additional form of birth control should be used.
Doxycycline
Adverse Effect: decreased contraceptive effectiveness Clinical Management: During concurrent use of doxycycline and Ethinyloestradiol , an additional form of birth control should be used.
Efavirenz
Adverse Effect: Increase in plasma concentration of Ethinyloestradiol Clinical Management: Clinical effects is not known, adjust the dose accordingly.
Oxcarbazepine
Adverse Effect: Co-administration causes drastic reduction in the Conc of hormonal contraceptives and makes it less effective. Clinical Management: Avoid the combination as far as possible.
Penicillin V ( Phenoxymethyl )
Adverse Effect: decreased contraceptive effectiveness Clinical Management: During concurrent use of penicillin and Ethinyloestradiol , an additional form of birth control should be used.
Pioglitazone
Adverse Effect: Decrease in the plasma concentration of Ethinyl estradiol and can results in decreasing its contraceptive efficacy Clinical Management: Additional caution regarding contraception should be exercised when contraceptive preparations containing Ethinyl estradiol and Pioglitazone are administered together. |
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