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Hormone Replacement Therapy (HRT) FAQ
What is HRT?
HRT stands for hormone replacement therapy. HRT is prescribed for menopausal symptoms. We prescribe HRT as oestrogen and progesterone. Progesterone is only prescribed to women who still have a womb, as it is used to protect the lining of your womb from cancer.
What are the types of HRT?
The safest type of HRT is oestrogen, which is administered through the skin via a patch, gel or spray. If you still have a womb, this is taken alongside micronised progesterone tablets, known as Utrogestan. These types of HRT do not increase your risk of blood clots.
What are the pros and cons of different types of HRT?
Please see the following information for possible pros and cons of differing types of HRT.
Patches - pros:
- Usually stick well and easy to use
- Can swim, shower, bath and swim with them on
- Constant level given so can be better in women with migraines
- Can use more than one, which is useful for women with early menopause / primary ovarian insufficiency (POI) who may need higher doses
Patches - cons:
- Some women do not like to have something stuck to their skin
- Can lead to local irritation
- Some women find they do not stick on well or they crinkle (therefore reduced absorption)
- Some women find they have high absorption in hot climates
- Plaster mark on bottom - can be removed with baby oil and dry flannel!
Gel - pros:
- Easy to alter dose so women have more control
- Usually absorbs really easily
- Can be used with patches to ‘top up’
- Women with cyclical symptoms (including PMS) can use more on the days with worse symptoms
Gel - cons:
- Young women needing higher doses need to use large quantities
- Harder to remember as needed once or twice a day
- Sachets can be hard to open
Spray - pros:
- Light preparation and small volume
- Is absorbed easily
- Can be used with patches to ‘top up’
- Women with cyclical symptoms (including PMS) can use more on the days with worse symptoms
Spray - cons:
- Young women needing higher doses need to use large quantities
- Harder to remember as needed once or twice a day
- Appears to have unreliable absorption in some women
What are the equivalent doses of different types of HRT?
The following information gives the dose equivalents for the different types of HRT patients might be prescribed. Read across the columns to see the dose equivalents.
Patch
- Half a 25 microgram patch
- 25 micrograms
- 50 micrograms
- 75-100 micrograms
Gel - pump
- Half a pump
- 1 pump
- 2 pumps
- 3-4 pumps
Gel - sachet
- Half of a 0.5mg sachet
- 0.5mg sachet
- 1mg
- 1-2mg
Spray
- Not applicable
- 1-2 sprays
- 2-3 sprays
- More than 3 sprays
How quickly will HRT start to work when I first start to use it?
We expect HRT to start working quickly.
After you have been taking HRT for 3 months we will want to know if it is helping you and whether you are experiencing any side effects. We will also review your blood pressure and weight at 3 months. We will repeat this 12 months after you start taking HRT too.
How much HRT will I be prescribed?
We will initially provide you with a 3 month supply of HRT. After that, providing there are no con-cerns, we will provide on a 12 monthly basis.
Do I have to pay for HRT?
Yes, there is prescription charge for HRT. However, you can buy a HRT prepayment certficate (HRT PPC). This covers 12 months of HRT prescriptions and costs £19.30 (July 2023) which is the equivalent of two prescription charges. Note that if you take other medications on a regular basis you may be better off with a standard PPC. You can find out more about the HRT PPC here.
How do I get more HRT?
If you are happy with your HRT medication, we will send you a form to complete. We will need you to provide an up-to-date blood pressure reading and your weight. If there are no concerns, we can issue you more HRT and you do not need to see a practice nurse or GP.
What is body identical HRT?
Body identical HRT is:
- oestrogen that is taken through the skin as a patch or gel
- micronised progesterone, given as an oral capsule
Body identical HRT is the safest form of HRT.
Older types of progesterone are still very safe and can be found in the patches of HRT.
What if I have had a hysterectomy, can I still take HRT?
Yes, you would only need to take oestrogen HRT. You would not need progesterone as this is pre-scribed to help protect the lining of the womb from cancer.
I am still getting regular periods, so can I take HRT?
Yes, you can take HRT if you are still having regular periods. You will be given progesterone tablets to take on a two weeks on / two weeks off cycle. You will also be given oestrogen to use daily.
I have not had any periods for many years. Which HRT should I be taking?
If you are no longer having periods and haven’t had one for more than a year, you will be prescribed a continuous HRT regime of progesterone only, which you will take daily.
What if I don’t get on with the HRT that I have been prescribed?
Please don’t worry if you feel you are not getting on with the HRT you have been prescribed. One size doesn’t fit all. We generally start patients on a low dose of HRT but this can be increased accord-ing to your symptoms and there are also alternatives you can try, for example patches, gels and spray. Please get in touch with us to discuss your HRT prescription if you are not getting on with what you have been prescribed.
I have been told to take my Utrogestan at night - is this correct?
Yes, that is correct, as Utrogestan has a sedative effect.
What do I do if I start to bleed when taking HRT, if I have not bled for many years prior to this?
This is known as post-menopausal bleeding and needs a GP telephone call to discuss further. Any change in bleeding should be discussed with a GP as you may need further investigations.
How much oestrogen do I need when I go on HRT?
The amount of oestrogen needed will vary from woman to woman. For example. younger women often need higher doses of oestrogen to improve their symptoms.
The dosage of oestrogen is 25mg low dose, 50mg medium dose and 75-100mg higher dose.
What is the maximum dose of oestrogen I can take?
You should not exceed more than 100mg of oestrogen per day.