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Drug Interactions With Anastrozole

When certain medications are taken together, there is a possibility for potentially negative drug interactions. With anastrozole, taking it with oral contraceptives, estrogens, or other hormone replacement therapies can cause anastrozole to lose its effectiveness. To prevent drug interactions with anastrozole from occurring, talk to your healthcare provider or pharmacist before combining it with any medications.

Drug Interactions With Anastrozole: An Introduction

Anastrozole (Arimidex®) can potentially interact with other medications. Some of these medicines that may lead to drug interactions with anastrozole include:
 

More Information on Interactions With Anastrozole

The following sections explain in detail the potentially negative interactions that can occur when anastrozole is combined with any of the drugs listed above.
 
Estrogens
Estrogens may decrease the effectiveness of anastrozole. Therefore, estrogens should not be taken with this drug.
 
Oral Contraceptives
Oral contraceptives may also decrease the effectiveness of anastrozole and should not be taken with it. Talk to your healthcare provider about alternative birth control methods.
 

Final Thoughts on Drug Interactions With Anastrozole

It is possible that not all drug interactions with anastrozole were discussed in this article. Therefore, you should talk with your pharmacist or healthcare provider about any specific interactions that may apply to you.
 
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Anastrozole (Arimidex)

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