UK icon
UK Registered Pharmacy
head shoulders icon
Friendly Patient Support
padlocks icon
100% Confidential Service Guarantee
1. Choose your treatment
address icon
2. Answer Our Doctor's Questions
address icon
3. If suitable a prescription is issued


Norethisterone is a medicine prescribed as a period delay, the active ingredient is Norethisterone. The active ingredient works in a similar way to the hormone progesterone.

See Norethisterone Tablets Patient Information Leaflet

In stock
Norethisterone (Period Delay) Tablets
  • Irregular vaginal bleeding of uknown cause
  • Diabetes
  • Depression
  • Epilepsy
  • Migraine
  • Asthma
  • Kidney or heart problems
  • Myocardial infarction
  • High blood pressure
  • Angina
  • Any liver disease or disturbance of liver function
  • Jaundice or herpes during pregnancy
  • Severe itching
  • Porphyria (a rare metabolic disorder)
  • Dublin-Johnson Syndrome (chronic jaundice (yellowng of the skin or eyes)), Rotor Syndrome (jaundice in childhood)
  • Cancer of the breast or genital tract
  • Any serious medical condition which may require immediate hospitalisation
  • Medicines to treat epilepsy (e.g. phenytoin, carbamazepine)
  • Antibiotic medicines to treat an infection (e.g. tetracycline, rifampicin, co-trimoxazole)
  • Antiviral medicines to treat HIV (e.g. ritonavir, nelfinavir)
  • Anticancer medicines
  • Herbal preparations containing St John's Wort (hypericum perforatum)
  • Aminoglutethimide (sometimes used to treat Cushing's Syndrome)
  • Cyclosporin (for suppressing the immune system)
  • Non-Steroidal Anti-inflammatory Drugs (NSAIDs) for treating pain and inflammation
  • Medicines for high blood pressure (e.g. rifamycin, warfarin)
  • Sex hormones
  • Statins for high cholesterol (e.g. griseofulvin)
  • You will read the Patient Information Leaflet supplied with your medication
  • You will contact us and inform your GP of your medication if you experience any side effects of treatment, if you start new medication, or if your medical conditions change during treatment
  • The treatment is solely for your own use
  • You are over the age of 18 and you have entered your own information for our identity verification checks
  • You have answered all the above questions accurately and truthfully
  • You understand our doctors take your answers in good faith and base their prescribing decisions accordingly, and that incorrect information can be hazardous to your health
  • You will inform your own GP of this purchase if appropriate
  • You have read our privacy policy, cookie policy, patient agreement, data sharing agreement and Terms & Conditions
Start consultation
Landing Banner

Norethisterone is a medicine prescribed as a period delay, the active ingredient is Norethisterone. The active ingredient works in a similar way to the hormone progesterone.

See Norethisterone Tablets Patient Information Leaflet


What is Norethisterone and what does it do?

Norethisterone is a medicine containing the active ingredient with the same name. The active ingredient works similar to one of the hormones that can be found naturally in the body, progesterone.

Norethisterone is used in women to cause period delay. IT may also be used to help with irregular periods and to treat endometriosis.

When is Norethisterone prescribed?

Norethisterone is indicated for the treatment of several menstruation related conditions in women. However, one of the more common uses of Norethisterone is to cause period delay.

If you have a holiday, wedding or other occasion coming up, you may be looking at delaying your period until a more convenient time. Norethisterone is an easy to swallow pill that delays your period up to 14 days.

Delay period for Holiday

If you are going on a holiday and would like to delay your period until you come back, Norethisterone may be prescribed to temporarily stop your period. To stop and delay your period, 1 tablet is usually taken 3 times per day for the duration of your holiday. Once you stop taking Norethisterone your period usually follows within 3 days.

Delay period for Wedding

For special and important occasions, such as a wedding, you may be looking at delaying your period until a more convenient time. In these cases, Norethisterone may be prescribed to temporarily stop your period.

To buy period delay pills online, such as Norethisterone, you need to request a private prescription from one of our GMC registered doctors. They will assess your request to ensure the pills are safe for your to use, and if deemed suitable, they will issue a private prescription. All our medicines and treatments are dispensed from our North West based pharmacy in the UK and delivered straight to your door.

Is Norethisterone suitable for me to use?

The suitability of Norethisterone will be assessed by our doctors when your request your prescription. Certain conditions and medicines may affect the suitability of these pills, so it is important that you fill in the medical questionnaire thoroughly when you request your order.

Note, Norethisterone period delay pills are not suitable if any of the below applies to you:

  • If you are allergic to Norethisterone or any of the other ingredients listed in the patient information leaflet.
  • If you are pregnant.
  • If you are breastfeeding.
  • If you have ever had any problem with your blood circulation, including blood clot, heart attack, or stroke.
  • If you have a condition that increases the risk of a blood clot.
  • If you have ever had migraine with aura (visual disturbance).
  • If you are recovering from a liver address or have ever had liver tumours.
  • If you have breast cancer or any other cancer that may be affected by female sex hormones.
  • If you have unexplained genital bleeding.

Please note, the above is not a complete list of medicines and conditions that may interact with Norethisterone. You must read the patient information leaflet before taking this medicine.

What is the recommended dosage of Norethisterone?

You should follow the doctor’s instructions on how to take this medicine. The doses outlined below is for your reference only. The dose will vary depending on what condition is being treated.

Norethisterone for period delay:

To delay your period, the recommended dose is 1 pill, 3 times per day. Start taking the pills 3 days before your period is due. You can take the pills for up to 14 days.

Does Norethisterone cause any side effects?

Yes, Norethisterone, just like all medicines, may cause side effects in some users. However, the susceptibility varies between individuals, and not everyone will notice side effects.

Note, the risk of developing a blood clot is slightly higher in women who take norethisterone or the combined contraceptive pill. It is therefore vital that you read the patient information leaflet before using norethisterone so that you understand how to spot any signs of a potential blood clot or allergic reaction.

If you experience any signs of a blood clot, consult your GP or nearest surgery immediately. Signs of a blood clot may include:

  • A first time migraine, or a migraine that is worse than usual.
  • Frequent or severe headaches.
  • Any sudden changes to your eyesight.
  • Any sudden changes to you hearing, speech, taste or touch.
  • Pain or swelling in your leg.
  • Breathlessness or unexplained coughing.
  • Pain and tightness in the chest.

Norethisterone, common side effects

Common side effects associated with taking Norethisterone include:

  • Headache.
  • Feeling sick (nausea).
  • Absence of period/menstruation.
  • Swelling.

Can I reduce the risk of getting side effects?

Yes, by letting our doctors know about any other medicines you may take. Some medicines may affect the suitability of Norethisterone, and may alter the way this medicine works. Please include this information when you fill in the medical questionnaire.

Please note, certain conditions may increase the risk of having a blood clot. Let our doctors know if any of the below applies to you:

  • If you smoke.
  • If you are overweight.
  • If you or anyone in your family has ever had a blood clot.
  • If you have high blood pressure.
  • If you suffer from migraines.
  • If you have diabetes.

The above is not a complete list. Always read the patient information leaflet before use.

How do I buy Norethisterone online?

To legally and safely buy Norethisterone online you need a prescription from a GMC (General Medical Council) registered doctor. Our online doctor service allows you to request a private prescription through our medical questionnaires.

Once you have submitted the questionnaire, it will be reviewed by one of our doctors. If suitable, the doctor will accept your request and a prescription will be issued. Your medicine will then be dispensed by our UK based pharmacy and sent by tracked delivery to your address. Your medicine is usually dispatched within 24 hours after ordering.

Dosage instructions
Take ONE tablet THREE times daily. To be started 3 days before expected onset of menstruation. Menstruation will occur 2–3 days after you stop taking the medication.