Tamoxifen Tablets

Indicated to support to mitigate breast cancer progression, utilized in patients requiring hormonal manipulation for effective disease management.

Strengths: 10 · 20mg

Medicine details

Alternative names

Nolvadex

Therapeutic class

Selective oestrogen receptor modulator (SERM)

Pharmacological class

SERM

Known off-label uses

infertility

Contraindications

pregnancy; history of deep vein thrombosis; history of pulmonary embolism

Minor side effects

hot flushes; nausea; fatigue; vaginal discharge

Moderate side effects

fluid retention; alopecia; skin rash

Dosage forms

Tablet

Administration route

Oral use

Prescription status

POM

Manufacturer

AstraZeneca

Onset Time

4–8 weeks

Duration

2–5 years

Storage instructions

Store below 25°C in a dry place.

Drug interactions

warfarin; rifampicin; paroxetine

Age restrictions

Not licensed for use in children.

Precautions and warnings

risk of thromboembolic events; endometrial monitoring advised for persistent vaginal bleeding

Serious side effects

thromboembolism — requires immediate medical attention; endometrial cancer — requires immediate medical attention

Patient summary

Indicated to support to mitigate breast cancer progression, utilized in patients requiring hormonal manipulation for effective disease management.

Mechanism of action

Tamoxifen acts as a selective oestrogen receptor modulator. It binds to oestrogen receptors in breast tissue, competitively inhibiting the binding of oestradiol, which prevents the oestrogen-stimulated proliferation of cancer cells.

Pregnancy and breastfeeding

Pregnancy: Contraindicated; must rule out pregnancy before treatment. Breastfeeding: Avoid breastfeeding.

Tamoxifen Tablets

Indicated to support to mitigate breast cancer progression, utilized in patients requiring hormonal manipulation for effective disease management.

Editorial Notes

  • Active ingredient(s): Tamoxifen
  • Listed indication(s): Breast Cancer, Oestrogen Receptor Positive Breast Cancer

Usually available as

  • 360 tablets - 10 mg1191-10-mg-14095
  • 360 tablets - 20 mg1191-20-mg-14101