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Femoston

Last updated on 15/07/2021.

Overview   |   Dosage   |    Side Effects   |   Precautions  |   Tips  |   Where To Buy  

GENERIC NAME: Dydrogesterone + Estradiol

CHINESE NAME: 芬嗎通

DRUG CLASS: Endocrine Drugs

SUB CLASS: Hormones

USED FOR: Prevention of osteoporosis in postmenopausal women, Vasomotor symptoms associated with menopause

AVAILABLE DOSAGE FORMS: 1mg/10mg, 2mg/10mg, 1mg/5mg (tablets)

What is Femoston for?

Femoston is a combination of two hormones belonging to the class of endocrine drugs. It is made up of dydrogesterone and estradiol. They resemble estrogen and progesterone, which are the female sex hormones serving the purposes of preventing osteoporosis in postmenopausal women and relieving vasomotor symptoms in connection with menopause.

How to use it?

The combination is available as tablets and there are two types of regimen, continuous combined and continuous sequential. It differs little regarding what time in a day you take the pills, but it has to be consistent between days. Swallow the tablet as a whole.

Prevention of osteoporosis in postmenopausal women
Adult and Elderly

Continuous combined regimen: (Femoston Conti 1/5)One tablet once daily. Repeat on a 28-day cycle.
Continuous sequential regimen: (Femoston 1/10, Femoston 2/10)Femoston 1/10:

Estradiol 1 mg once daily on Day 1-14. Estradiol 1 mg / Dydrogesterone 10 mg once daily on Day 15-28. Repeat on a 28-day cycle.

To increase the effect, Femoston 2/10 is used: 

Estradiol 2 mg once daily on Day 1-14. Estradiol 2 mg / Dydrogesterone 10 mg once daily on Day 15-28. Repeat on a 28-day cycle.

 

 

Vasomotor symptoms associated with menopause
Adult and Elderly

Continuous combined regimen: (Femoston Conti 1/5)One tablet once daily. Repeat on a 28-day cycle.
Continuous sequential regimen: (Femoston 1/10, Femoston 2/10)Femoston 1/10:

Estradiol 1 mg once daily on Day 1-14. Estradiol 1 mg / Dydrogesterone 10 mg once daily on Day 15-28. Repeat on a 28-day cycle.

To increase the effect, Femoston 2/10 is used: 

Estradiol 2 mg once daily on Day 1-14. Estradiol 2 mg / Dydrogesterone 10 mg once daily on Day 15-28. Repeat on a 28-day cycle.

What are the side effects of Femoston?

Common side effects of Femoston include headache, abdominal pain, breast tenderness, painful periods, breast pain and back pain.

Who should not take Femoston?

– People who are allergic to estradiol, dydrogesterone, or any component of the formulation.
– Patients with known or suspected breast cancer or estrogen- or progestin-dependent neoplasms.
– Patients with known thrombophilic disorders.
– Patients with thromboembolic events.
– Patients with poor liver function and vaginal bleeding.

Pharmacist Tips:

– Start the treatment at least 12 months after your last menstruation if your menopause is natural.
– Start the treatment immediately if your menopause is induced by surgery.
– If missed, a dose should only be taken within 12 hours. Do not take an extra tablet afterwards.
– Bleeding may occur after several missed doses.

Common dosing schedule:
The three types of Femoston all are to be taken once daily. Please take note of which day of the cycle you are on.

This schedule is for reference only, adjustments may be made according to individual needs.

Some common medications Femoston may interact with:
– Dantrolene
– Corticosteroid, e.g. Hydrocortisone, Prednisolone, Dexamethasone
DHEA
Clozapine

Femoston may interact with many other medications. Please notify your doctor or pharmacist if you are taking the above medication, dosage adjustments might be needed.

Where to buy Femoston in Hong Kong?

In Hong Kong, Femoston is a prescription only medicine, and requires a prescription from a doctor to be purchased in a pharmacy. It can also be obtained from doctors. To find a pharmacy near you, refer to the list of pharmacies (“Authorized Sellers of Poisons”) from the Hong Kong Department of Health.

For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at https://www.drugoffice.gov.hk

Need more information?

For detailed information about the use of Femoston in children, pregnancy and breastfeeding, and for questions about drug interactions, please check with your pharmacist or doctor.

Disclaimer: our goal is to provide you with the most relevant drug information and common dosage for Hong Kong. This information does not constitute medical advice. For specific treatment recommendations and advice, always discuss with your doctor or pharmacist, and follow the instructions included with your specific medicine.