Drug details

Arimidex (anastrozole)

type of Antineoplastics Aromatase Inhibitor

Arimidex (anastrozole) is a non-steroidal aromatase inhibitor used to treat breast cancer in postmenopausal women. Arimidex is often given to women whose cancer has progressed even after taking tamoxifen (Nolvadex, Soltamox). Arimidex is available in generic form.

This drug may have the following side effects:
  • nausea,
  • headache,
  • dizziness,
  • vomiting,
  • diarrhea,
  • weakness,
  • constipation,
  • loss of appetite,
  • upset stomach,
  • body aches and pains (back pain, bone pain, joint pain or stiffness),
  • breast swelling/tenderness/pain,
  • dry mouth,
  • scratchy or sore throat,
  • increased cough,
  • trouble sleeping (insomnia),
  • tiredness,
  • flushing and sweating (hot flashes/hot flushes),
  • vaginal bleeding,
  • hair thinning,
  • weight changes,
  • depression,
  • mood changes,
  • problems with your fingers while gripping, or
  • numbness, tingling, cold feeling, or weakness in your hand or wrist.
The following drugs are related to Arimidex, either as a replacement or used together:
  • Piqray (alpelisib tablets)
  • Zirabev (bevacizumab-bvzr injection)
  • BiCNU (carmustine)
  • Caelyx (pegylated liposomal doxorubicin hydrochloride injection)
  • Totect (dexrazoxane for injection, intravenous infusion only)
  • Docefrez (docetaxel)
  • Taxotere (docetaxel for injection)
  • Enhertu (fam-trastuzumab deruxtecan-nxki for injection)
  • Pharmorubicin (epirubicin)
  • Halaven Injection (eribulin mesylate)
  • Faslodex (fulvestrant)
  • Fentora (fentanyl buccal tablet)
  • Herceptin (trastuzumab)
  • Herzuma (trastuzumab-pkrb for injection)
  • Kanjinti (trastuzumab-anns for injection)
  • Kisqali (ribociclib tablets)
  • Kisqali FeMara Co-Pack (ribociclib and letrozole tablets)
  • Kyzatrex (testosterone undecanoate capsules)
  • Tykerb (lapatinib)
  • Poteligeo (mogamulizumab-kpkc injection)
  • Ontruzant (trastuzumab-dttb for injection)
  • Perjeta (pertuzumab)
  • Phesgo (pertuzumab, trastuzumab, and hyaluronidase-zzxf injection)
  • Turalio (pexidartinib capsules)
  • Trodelvy (sacituzumab govitecan-hziy for injection, for iv use)
  • Talzenna (talazoparib capsules)
  • Trazimera (trastuzumab-qyyp for injection)
The following supplements are related to Arimidex, and may be used together with the drug:
  • Folic Acid (s.)
  • Olive (s.)
  • Vitamin A (s.)
  • Beta-Carotene (s.)