Delaying your period for a holiday or event: your options

A holiday, a wedding, an exam, a race, a festival. There are plenty of reasons you might not want your period to turn up on a particular week, and you don’t have to just put up with the timing.

There are two realistic ways to move a period, and which one applies to you depends almost entirely on one question: are you already using hormonal contraception? This guide walks through both routes, how far ahead you need to plan, who it isn’t suitable for, and how to get advice from a pharmacist in Oxford.

This is general information, not a diagnosis or a personal recommendation. Whether delaying your period is appropriate for you is a decision for a consultation, not a web page.

The short answer

• If you take the combined contraceptive pill, you may be able to delay your period by running packs together instead of taking your usual break. How you do that depends on which pill you are on, so check with a pharmacist, a GP or a sexual health clinic first.
• If you’re not using hormonal contraception, a pharmacist or GP can assess you for a short prescription-only course of tablets that holds your period back.
• Either way, plan ahead. Treatment needs to start a few days before your period is due, so the week of your holiday is already too late.
• Neither option is contraception. If you need protection from pregnancy, you still need it.

Option 1: if you already take the combined pill

The combined pill is the most straightforward starting point, because the mechanism that gives you a monthly bleed is the break between packs, not your natural cycle. The NHS explains that it is possible to delay your period on the combined pill, and that exactly how you do it depends on the type of pill you take.

That last part matters more than people expect. Monophasic pills, where every active tablet in the pack is the same strength, are the most flexible. Phasic pills, where the strength changes through the pack, need a specific approach. Everyday packs that include inactive or placebo tablets need those tablets accounting for. Getting it wrong can mean unexpected bleeding partway through your trip, which is exactly what you were trying to avoid.

The progestogen-only pill works differently again and isn’t designed to be used this way, so if that’s what you take, get individual advice rather than assuming the same trick applies.

Worth knowing: running packs back-to-back can cause breakthrough spotting, especially the first time you do it. That’s common and usually settles, but it’s a good reason to try it well ahead of the event if you can.

What to do: bring your pill packet, or a photo of it, to a pharmacist. The advice is quick and free, and it takes thirty seconds to check which category your pill falls into.

Option 2: if you’re not using hormonal contraception

If you’re not on hormonal contraception, or you’re on a method that can’t be adjusted, the usual route is a short course of prescription-only tablets supplied after a suitability check.

The medicine used for this in the UK is norethisterone, a progestogen. The NHS describes it as something a GP can prescribe to delay a period, while being clear that it’s not suitable for everyone. NHS Specialist Pharmacy Service guidance describes the licensed course as one tablet three times a day, started at least three days before your period is expected, with your period usually returning within about three days of stopping. Your own timing and course length are set at the consultation, not from an article, because they depend on your cycle and on the dates you are working around.

Two things about norethisterone that are easy to miss and important:

1. It is not a contraceptive. Taking it does not protect you from pregnancy. If you need contraception during that time, you still need to use it.
2. It’s not right for everyone. It’s prescription-only precisely because it needs a suitability check first.

Who it is not suitable for

A pharmacist or GP will not offer a period-delay course, or will want a fuller assessment first, if you:

• have had a blood clot, a deep vein thrombosis or a pulmonary embolism, or have a clotting disorder
• have or have had breast cancer or another hormone-sensitive cancer
• have liver disease or unexplained vaginal bleeding
• are pregnant, might be pregnant, or are breastfeeding
• have certain types of migraine, uncontrolled high blood pressure, or a combination of risk factors such as a high BMI and smoking
• take medicines that could interact, including some epilepsy medicines, some antibiotics and some herbal products such as St John’s wort

That list is a prompt, not a complete one. Bring your full medicines list, including anything you buy over the counter, to the consultation.

Side effects to expect

The commonly reported effects of a short progestogen course are nausea, breast tenderness, bloating, headaches and mood changes. They are usually mild and stop when the course does.

Speak to a pharmacist or GP if side effects are troubling you, or if you get unexpected bleeding.

Seek urgent medical advice – call 111, or 999 if severe – if you develop pain or swelling in one leg, chest pain, breathlessness, coughing up blood, sudden severe headache, weakness or numbness on one side, or problems with your vision. These are rare, but they need same-day assessment rather than a wait-and-see.

How far ahead should you plan?

This is the part that catches people out – we see it at the counter all the time.

The tablets have to be started before your period is due, not when it arrives. NHS guidance points to starting at least three days ahead. So the real deadline isn’t your departure date – it’s your period date minus a few days.

A worked example. Your period is due on the 20th, and you fly on the 22nd:

• By the 16th: have the consultation done and the medicine in your hand
• The 17th: start the course, three days before the 20th
• The 22nd: fly
• Stop when you no longer need the delay: your period usually arrives within a couple of days after that

Our advice in the pharmacy is simple: get it sorted a week before your period is due, not a week before your flight. If your cycle is irregular and you are not sure when your period is due, say so at the consultation, so the pharmacist can plan around the uncertainty instead of a guess.

What happens at the appointment

At MediPill the period-delay consultation is short and self-contained. It takes about five minutes with a pharmacist in a private consultation room, and it covers:

• your cycle, and the dates you are trying to work around
• a brief medical history and suitability check, including your current medicines
• whether a delay is appropriate for you at all, and what the alternatives are if it is not
• if it’s appropriate, the pharmacist can supply the tablets there and then, so you’re not making a second trip
• aftercare advice before you leave, including what to do if you get side effects

You don’t need a GP referral, and you don’t need to have been to us before. If the pharmacist decides a delay is not suitable for you, they’ll say so and explain why. That’s the point of the check.

Common questions

Can I get period delay without a prescription? The tablets used for this are prescription-only medicines in the UK, so there’s no off-the-shelf option – a suitability check always comes first. At the pharmacy, that check is the consultation itself: if the delay is suitable for you, the pharmacist can supply the course on the spot, with no GP appointment and no separate prescription to collect. One visit covers it.

Can I delay my period at short notice? Sometimes, but it depends on when your period is due rather than when you travel. If your period is due in the next day or two, the window for starting a course may already have closed. Come in anyway and ask, because if it has, the pharmacist can talk through the practical options for managing your period while you are away.

Will it affect my cycle afterwards? Your period usually returns within a few days of finishing the course, and the following cycle typically follows its normal pattern. If your periods don’t settle back, that’s worth a GP conversation.

Is it safe to do this more than once? Occasional short-term use is common. If you find yourself wanting to delay repeatedly, that’s a signal to have a broader conversation about your cycle and your contraception options, since a method that gives you more control over bleeding might suit you better than repeat short courses.

I am under 18. Can I be seen? Ask when you book. Suitability depends on individual circumstances rather than age alone, and the pharmacist will tell you honestly whether they can help or whether your GP is the better route.

Does it stop me getting pregnant? No. It has no contraceptive effect. Keep using your usual contraception.

Getting advice in Oxford

The period-delay service runs at our Summertown and Botley branches, and there’s always a pharmacist on duty, so you can walk in and ask before committing to anything:

• MediPill Summertown – 227 Banbury Road, OX2 7HQ
• MediPill Botley – 9 Westway Square, OX2 9TJ

Full details of the service, including course lengths, what is included and booking, are on our period delay page. It also has a date calculator that works out when you would need to start, which is useful if you’re trying to decide whether you’ve left it too late.

If you’d rather ask a question first, get in touch and a pharmacist will come back to you.

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Sources

1. Periods (section: Delaying your period) – NHS. https://www.nhs.uk/conditions/periods/ (accessed 7 September 2026)
2. Choosing a medicine to delay periods – NHS Specialist Pharmacy Service. https://sps.nhs.uk/articles/choosing-a-medicine-to-delay-periods/ (accessed 7 September 2026)
3. Combined pill – NHS. https://www.nhs.uk/contraception/methods-of-contraception/combined-pill/ (accessed 7 September 2026)
4. Contraception: combined hormonal methods – NICE Clinical Knowledge Summaries. https://cks.nice.org.uk/topics/contraception-combined-hormonal-methods/ (accessed 7 September 2026)

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Written by Zain Rajabali, Superintendent Pharmacist – GPhC #2219769
Medically reviewed by Zain Rajabali, Superintendent Pharmacist, Independent Prescriber – GPhC #2219769
Last reviewed: 8 September 2026 · Next review due: September 2027

This article is general health information and is not a substitute for a consultation. It does not recommend any specific medicine for you. Whether a period delay is appropriate is decided at an individual assessment with a pharmacist or prescriber.