Fareston Recall

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Questions & Answers

Side Effects & Adverse Reactions

There is currently no warning information available for this product. We apologize for any inconvenience.

Legal Issues

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FDA Safety Alerts

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Manufacturer Warnings

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FDA Labeling Changes

There are currently no FDA labeling changes available for this drug.


FARESTON® is an estrogen agonist/antagonist indicated for the treatment of metastatic breast cancer in postmenopausal women with estrogen-receptor positive or unknown tumors.


There is currently no drug history available for this drug.

Other Information

FARESTON (toremifene citrate) Tablets for oral administration each contain 88.5 mg of toremifene citrate, which is equivalent to 60 mg toremifene.

FARESTON is an estrogen agonist/antagonist. The chemical name of toremifene is: 2-{p-[(Z)-4-chloro-1,2-diphenyl-1-butenyl]phenoxy}-N,N-dimethylethylamine citrate (1:1). The structural formula is:

           Structural Formula

and the molecular formula is C26H28ClNO • C6H8O7. The molecular weight of toremifene citrate is 598.10. The pKa is 8.0. Water solubility at 37˚C is 0.63 mg/mL and in 0.02N HCl at 37˚C is 0.38 mg/mL.

FARESTON is available only as tablets for oral administration. Inactive ingredients: colloidal silicon dioxide, lactose, magnesium stearate, microcrystalline cellulose, povidone, sodium starch glycolate, and starch.

Fareston Manufacturers

  • Gtx, Inc.
    Fareston (Toremifene Citrate) Tablet [Gtx, Inc.]
  • Prostrakan, Inc.
    Fareston (Toremifene Citrate) Tablet [Prostrakan, Inc.]

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