Drug interactions with letrozole oral and norethindrone-ethin estradiol oral

letrozole oral brand names and other generic formulations include:

Femara Oral

All generic drug interactions for letrozole oral (lists will include brand and generic names):

norethindrone-ethin estradiol oral brand names and other generic formulations include:

Alyacen 1/35 (28) Oral, Alyacen 7/7/7 (28) Oral, Aranelle (28) Oral, Balziva (28) Oral, Brevicon (21) Oral, Brevicon (28) Oral, Briellyn Oral, Cyclafem 1/35 (28) Oral, Cyclafem 7/7/7 (28) Oral, Dasetta 1/35 (28) Oral, Dasetta 7/7/7 (28) Oral, Genora (21) Oral, Genora (28) Oral, Genora 1/35 (21) Oral, Genora 1/35 (28) Oral, Gildagia Oral, Gynex (21) Oral, Gynex (28) Oral, Gynex 1/35E (21) Oral, Gynex 1/35E (28) Oral, Jenest (28) Oral, Leena 28 Oral, Modicon (21) Oral, Modicon (28) Oral, N.E.E. 0.5/35 (21) Oral, N.E.E. 1/35 (21) Oral, N.E.E. 1/35 (28) Oral, N.E.E. 10/11 (21) Oral, N.E.E. 10/11 (28) Oral, Necon 0.5/35 (21) Oral, Necon 0.5/35 (28) Oral, Necon 1/35 (21) Oral, Necon 1/35 (28) Oral, Necon 10/11 (21) Oral, Necon 10/11 (28) Oral, Necon 7/7/7 (28) Oral, Nelova (21) Oral, Nelova (28) Oral, Nelova 1/35 (21) Oral, Nelova 1/35 (28) Oral, Nelova 10/11 (21) Oral, Nelova 10/11 (28) Oral, Norcept-E 1/35 (21) Oral, Norcept-E 1/35 (28) Oral, Norethin 1/35E (21) Oral, Norethin 1/35E (28) Oral, norethin-e.estradiol triphasic Oral, norethin-eth estrad biphasic Oral, Norinyl 1+35 (21) Oral, Norinyl 1+35 (28) Oral, Nortrel 0.5/35 (28) Oral, Nortrel 1/35 (21) Oral, Nortrel 1/35 (28) Oral, Nortrel 7/7/7 (28) Oral, Ortho-Novum 1/35 (21) Oral, Ortho-Novum 1/35 (28) Oral, Ortho-Novum 10/11 (21) Oral, Ortho-Novum 10/11 (28) Oral, Ortho-Novum 7/7/7 (21) Oral, Ortho-Novum 7/7/7 (28) Oral, Ovcon-35 (21) Oral, Ovcon-35 (28) Oral, Ovcon-50 (21) Oral, Ovcon-50 (28) Oral, Philith Oral, Pirmella Oral, Tri-Norinyl (21) Oral, Tri-Norinyl (28) Oral, Wera (28) Oral, ZenChent (28) Oral

All generic drug interactions for norethindrone-ethin estradiol oral (lists will include brand and generic names):
Serious - Use AlternativePotential for serious interaction; regular monitoring by your doctor required or alternate medication may be needed

letrozole oral and norethindrone-ethin estradiol oral

letrozole oral decreases effects of norethindrone-ethin estradiol oral by opposing drug effects. Letrozole should not be taken together with any estrogens or estrogen-containing products.

Patient Drug Interactions Source: RxList
© 2014 RxList, Inc.
Serious - Use AlternativePossible serious or life-threatening interaction. Monitor closely. Use alternatives if available.

letrozole oral and norethindrone-ethin estradiol oral

letrozole oral decreases effects of norethindrone-ethin estradiol oral by pharmacodynamic antagonism. Letrozole should not be given concurrently with any estrogens or estrogen-containing products.

Clinical Drug Interactions Source: Medscape from WebMD
© 1994-2014 WebMD, LLC.
Serious - Use AlternativePotential for serious interaction; regular monitoring by your doctor required or alternate medication may be needed

norethindrone-ethin estradiol oral and letrozole oral

norethindrone-ethin estradiol oral decreases effects of letrozole oral by opposing drug effects. Letrozole should not be taken together with any estrogens or estrogen-containing products.

Patient Drug Interactions Source: RxList
© 2014 RxList, Inc.
Serious - Use AlternativePossible serious or life-threatening interaction. Monitor closely. Use alternatives if available.

norethindrone-ethin estradiol oral and letrozole oral

norethindrone-ethin estradiol oral decreases effects of letrozole oral by pharmacodynamic antagonism. Letrozole should not be given concurrently with any estrogens or estrogen-containing products.

Clinical Drug Interactions Source: Medscape from WebMD
© 1994-2014 WebMD, LLC.

Check for more interactions with the Drug Interaction Checker

Drug Interaction Categories

Contraindicated

Never use this combination of drugs because of high risk for dangerous interaction

Serious

Potential for serious interaction; regular monitoring by your doctor required or alternate medication may be needed

Significant

Potential for significant interaction (monitoring by your doctor is likely required)

Minor

Interaction is unlikely, minor, or nonsignificant

Disclaimer: The information contained herein should NOT be used as a substitute for the advice of an appropriately qualified and licensed physician or other health care provider. The information provided here is for informational purposes only. This tool may not cover all possible drug interactions. Please check with a physician if you have health questions or concerns. Although we attempt to provide accurate and up-to-date information, no guarantee is made to that effect.

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