Skip to product information
1 of 2

  • Images are for illustration purposes only

Pro Plus Ultra Caffeine - 10 Capsules

Pro Plus Ultra Caffeine - 10 Capsules

  • 1. Ozempic®️-equivalent therapy now available for weight management
  • 2. Average weight loss of 17%, with 1 in 3 patients achieving over 20%
  • 3. May help reduce osteoarthritis-related pain
  • 4. Wegovy®️ is not expected to impact the effectiveness of oral contraceptives
  • 5. Supports cardiovascular risk reduction
  • 6. Over 22 million patients treated with semaglutide-based therapies since 2018

  • ✔️ Temporarily reduces tiredness and fatigue in adults
  • ✔️ Supports mental alertness and concentration quickly
  • ✔️ Caffeine absorbed within 30–60 minutes of ingestion
  • ✔️ Convenient measured-dose capsule format, no guesswork
  • ✔️ Suitable for shift workers, students, and long-distance drivers

Price Checker

Regular price £5.49
Sale price £5.49
Sale Sold out
  • Lowest price guarantee
  • Includes FREE private prescription
View full details

 

What Are Caffeine Tablets UK and How Do Pro Plus Ultra Capsules Help?

 

Feeling sluggish in the afternoon? Struggling to stay focused during a long shift or study session? caffeine tablets UK have long been a go-to option for people who need a reliable, short-term boost in alertness without reaching for another coffee. Pro Plus Ultra Caffeine 10 Capsules offer a convenient, measured dose of caffeine in an easy-to-swallow capsule form — ideal for those moments when tiredness gets in the way. You can browse a wider range of energy and wellbeing options in our vitamins and supplements collection.

Caffeine is one of the most widely studied stimulants in the world. The NHS acknowledges that caffeine temporarily reduces feelings of tiredness and can improve concentration when used appropriately. Pro Plus Ultra is an over-the-counter (OTC) product, meaning you do not need a prescription to purchase it. At just £5.49 for 10 capsules, it represents a straightforward, accessible option for adults who need occasional support with mental alertness.

 

How Does Pro Plus Ultra Caffeine Work in the Body?

 

Caffeine is a methylxanthine — a class of compounds that act on the central nervous system. Here is how it works once you take a capsule:

  • Caffeine is absorbed rapidly from the gastrointestinal tract, typically reaching peak plasma concentration within 30 to 60 minutes of ingestion.
  • It blocks adenosine receptors in the brain. Adenosine is a chemical that builds up during waking hours and promotes drowsiness — by blocking it, caffeine keeps you feeling more alert.
  • It stimulates the release of adrenaline, which can increase heart rate slightly and sharpen focus.
  • Effects typically last between three and five hours, depending on individual metabolism.

It is worth noting that caffeine does not eliminate the underlying need for sleep — it simply delays the sensation of tiredness. Once the effect wears off, fatigue may return. Using caffeine tablets as a substitute for adequate rest is not recommended by healthcare professionals.

 

Who Should Use Pro Plus Ultra Caffeine Capsules?

 

These capsules are designed for adults who need occasional, short-term support with alertness and concentration. They are not intended for daily, long-term use as a replacement for healthy sleep habits. That said, they can be genuinely useful in specific situations.

  • Adults experiencing temporary tiredness due to shift work or disrupted sleep patterns.
  • Students or professionals needing short-term focus during exams or demanding work periods.
  • Drivers or travellers who need to stay alert on long journeys (though rest breaks remain essential).
  • Anyone who prefers a measured caffeine dose over variable amounts found in coffee or energy drinks.

 

How Does Pro Plus Ultra Compare to Other Caffeine Supplements?

 

Feature Pro Plus Ultra Caffeine (10 Capsules) Standard Caffeine Tablets (e.g. 200mg)
Form Capsule Tablet
Pack size 10 capsules Typically 30–60 tablets
OTC availability Yes Yes
Price (approx.) £5.49 £3.00–£8.00

 

Is Pro Plus Ultra Caffeine Suitable for Everyone, and How Should It Be Stored?

 

Not everyone is a suitable candidate for caffeine tablets UK. People with cardiovascular conditions, anxiety disorders, high blood pressure, or a known sensitivity to caffeine should avoid this product or seek advice from their GP or pharmacist before use. It is also not appropriate for children under 16, or for women who are pregnant or breastfeeding, as caffeine can cross the placenta and pass into breast milk.

Store Pro Plus Ultra Caffeine capsules below 25°C in a cool, dry place away from direct sunlight. Keep them out of reach of children at all times. Do not use after the expiry date printed on the packaging. If you are managing other aspects of your health alongside energy levels, you might also find our sleep aid collection helpful for addressing the root cause of tiredness.

This product is a medicine. Speak to your doctor or pharmacist before using if you have an underlying medical condition or are taking other medicines.

Pro Plus Ultra Caffeine - 10 Capsules specifications
Treatment category Energy and alertness supplement
Mechanism of action Adenosine receptor antagonist; central nervous system stimulant
Effective for Temporary relief of tiredness and fatigue; improved mental alertness
Suitable for Adults aged 16 and over
Active ingredient Caffeine
Pack size 10 capsules
UK classification General Sale List (GSL)
Drug class Methylxanthine / CNS stimulant
Preparation Capsule
Route of administration Oral

Specifications of Pro Plus Ultra Caffeine - 10 Capsules

 

What Is Pro Plus Ultra Caffeine and What Is It Used For?

 

Pro Plus Ultra Caffeine 10 Capsules are an oral caffeine supplement classified as a General Sale List (GSL) medicine in the UK. Each capsule contains caffeine as its active ingredient, a naturally occurring stimulant also found in tea, coffee, and certain soft drinks. This product is used to temporarily reduce feelings of tiredness and fatigue, and to support mental alertness in adults. It is not a treatment for any underlying medical condition and should not be used as a long-term solution to sleep deprivation or chronic fatigue.

 

What Do You Need to Know Before Using Pro Plus Ultra Caffeine?

 

Before taking these capsules, it is important to consider whether they are appropriate for you. There are several situations in which you should not use this product:

  • You are under 16 years of age.
  • You are pregnant or breastfeeding — caffeine passes into breast milk and crosses the placenta.
  • You have a known hypersensitivity or allergy to caffeine.
  • You have a heart condition, irregular heartbeat, or uncontrolled high blood pressure.
  • You have an anxiety disorder, panic disorder, or are prone to nervousness.
  • You have a history of peptic ulcers or gastro-oesophageal reflux disease (GORD).

You should also be aware of potential interactions with other medicines or substances:

  • Monoamine oxidase inhibitors (MAOIs) — combining caffeine with MAOIs may increase the risk of adverse cardiovascular effects.
  • Other stimulant medicines or supplements — concurrent use may amplify side effects such as increased heart rate or anxiety.
  • Theophylline — caffeine and theophylline are both methylxanthines; combined use may increase toxicity risk.
  • Alcohol — combining caffeine with alcohol can mask the sedative effects of alcohol, potentially leading to overconsumption.

 

How Should You Use Pro Plus Ultra Caffeine Capsules?

 

Always read the product label and follow the instructions carefully. Here is a step-by-step guide to using these capsules safely:

  1. Check that you are not contraindicated (see above) before taking your first capsule.
  2. Swallow one capsule whole with a full glass of water.
  3. Do not chew or crush the capsule.
  4. Wait at least the recommended interval before considering a second dose.
  5. Do not exceed the maximum daily dose stated on the packaging.
  6. Avoid taking capsules within four to six hours of bedtime to reduce the risk of sleep disturbance.
Indication Age Group Dose Frequency
Temporary tiredness / fatigue Adults (16+) 1 capsule as directed on label As needed; do not exceed daily maximum
Not applicable Under 16 Not suitable Not suitable

 

What Are the Possible Side Effects of Pro Plus Ultra Caffeine?

 

Like all medicines and supplements containing active ingredients, Pro Plus Ultra Caffeine can cause side effects in some people. Not everyone will experience them, and many people tolerate caffeine well at recommended doses. However, it is important to know what to look out for.

Common side effects:

  • Headache
  • Restlessness or nervousness
  • Difficulty sleeping (insomnia)
  • Increased heart rate (palpitations)
  • Irritability

Less common side effects:

  • Nausea or stomach discomfort
  • Tremor or shakiness
  • Dizziness
  • Increased urination (caffeine has a mild diuretic effect)
  • Anxiety or feelings of panic

If you experience chest pain, a very rapid or irregular heartbeat, or severe anxiety after taking this product, stop use immediately and seek medical advice. These symptoms may indicate that caffeine is not suitable for you. You can also explore our pain relief collection if you develop a caffeine-related headache and need additional support.

 

How Should You Store Pro Plus Ultra Caffeine Capsules?

 

  • Store below 25°C in a cool, dry place.
  • Keep away from direct sunlight and moisture.
  • Keep out of the sight and reach of children.
  • Do not use after the expiry date printed on the packaging.
  • Do not transfer capsules to a different container — keep them in the original packaging.
  • Do not dispose of medicines via wastewater or household waste; return unused capsules to your pharmacy for safe disposal.

Written and reviewed by our qualified team

Your safety and success are our highest priorities. Our medical team rigorously evaluates every product and piece of advice we provide, ensuring you receive only the most effective, science-backed solutions available.

Frequently Asked Questions

Where can I buy Pro Plus Ultra Caffeine capsules online in the UK?

You can buy Pro Plus Ultra Caffeine 10 Capsules directly from Cured Pharmacy, a GPhC-registered UK online pharmacy. No prescription is needed as this is a General Sale List (GSL) product. It is available for just £5.49 per pack, making it an accessible option for adults needing occasional alertness support.

How does caffeine work in the body to reduce tiredness?

Caffeine works by blocking adenosine receptors in the brain — adenosine is the chemical responsible for making you feel sleepy as it accumulates throughout the day. By blocking these receptors, caffeine temporarily prevents that drowsy signal from getting through, helping you feel more alert and focused. The effect typically kicks in within 30 to 60 minutes and can last three to five hours depending on your individual metabolism.

How do I take Pro Plus Ultra Caffeine capsules step by step?

Swallow one capsule whole with a full glass of water — do not chew or crush it. Take it only when you need a short-term boost in alertness, and always follow the dosage instructions on the packaging. Avoid taking a capsule within four to six hours of going to bed to reduce the risk of sleep disruption.

What is the recommended dose of Pro Plus Ultra Caffeine for adults?

The recommended dose is one capsule as needed, following the instructions on the product label. You should not exceed the maximum daily dose stated on the packaging. If you are unsure about the correct dose for your circumstances, speak to your pharmacist before use.

What is the best time to take Pro Plus Ultra Caffeine capsules?

The best time to take a caffeine capsule is when you genuinely need a short-term boost — for example, during a long drive, a demanding work shift, or an intensive study session. Avoid taking it in the late afternoon or evening, as caffeine can remain active in your system for several hours and may interfere with your ability to fall asleep. Morning or early afternoon use is generally most appropriate.

What are the side effects of Pro Plus Ultra Caffeine and how do I manage them?

Common side effects include headache, restlessness, difficulty sleeping, and an increased heart rate. If you experience a headache, staying well hydrated and resting can help — you might also find our pain relief collection useful. If side effects are severe or persistent, stop taking the capsules and speak to your pharmacist or GP.

Who should not take Pro Plus Ultra Caffeine capsules?

This product is not suitable for children under 16, pregnant or breastfeeding women, or people with heart conditions, high blood pressure, anxiety disorders, or a known sensitivity to caffeine. It is also not recommended for people taking MAOIs or other stimulant medicines. Always check with your pharmacist if you are unsure whether this product is right for you.

Can I take Pro Plus Ultra Caffeine if I am pregnant or breastfeeding?

No — this product is not recommended during pregnancy or breastfeeding. The NHS advises that pregnant women limit their total caffeine intake to no more than 200mg per day from all sources, and caffeine supplements add to that total. Caffeine also passes into breast milk, which can affect a baby's sleep and heart rate. Speak to your midwife or GP for personalised advice.

What happens if I take too many Pro Plus Ultra Caffeine capsules?

Taking more than the recommended dose can lead to symptoms of caffeine overdose, including rapid or irregular heartbeat, severe anxiety, tremors, nausea, and vomiting. In serious cases, very high caffeine intake can be dangerous. If you think you have taken too much, contact NHS 111 or go to your nearest A&E immediately.

What happens if I miss a dose of Pro Plus Ultra Caffeine?

Because these capsules are taken as needed rather than on a fixed daily schedule, there is no traditional "missed dose" concern. Simply take a capsule the next time you need it, following the recommended dosage instructions. Never take a double dose to make up for one you skipped.

Can I drink coffee or energy drinks while taking Pro Plus Ultra Caffeine capsules?

You should be cautious about combining these capsules with other sources of caffeine such as coffee, tea, cola, or energy drinks, as this can push your total daily caffeine intake above safe levels. The NHS and European Food Safety Authority suggest that healthy adults should not exceed 400mg of caffeine per day from all sources combined. Keep track of your total intake to stay within safe limits.

How long can you use Pro Plus Ultra Caffeine capsules for?

These capsules are intended for occasional, short-term use only — they are not designed for daily long-term consumption. Regular reliance on caffeine supplements can lead to tolerance (needing more to achieve the same effect) and dependence, with withdrawal symptoms such as headaches and irritability when you stop. If you find yourself needing them frequently, it may be worth addressing the underlying cause of your fatigue with your GP.

What are the alternatives to Pro Plus Ultra Caffeine capsules?

Alternatives include other caffeine tablet brands, B-vitamin complex supplements, or iron supplements if fatigue is linked to deficiency — you can explore options in our vitamins and supplements collection. Lifestyle approaches such as improving sleep hygiene, regular exercise, and a balanced diet are also recommended by the NHS for managing persistent tiredness. Always speak to your pharmacist or GP if fatigue is ongoing.

Does caffeine interact with any prescription medicines?

Yes — caffeine can interact with certain medicines, including monoamine oxidase inhibitors (MAOIs), theophylline, and some antibiotics such as ciprofloxacin, which can slow caffeine metabolism and increase its effects. If you are taking any prescription medicines, check with your pharmacist before using caffeine supplements. This is especially important if you take medicines for heart conditions, anxiety, or depression.

What does the latest research say about caffeine supplements for alertness?

Research consistently supports caffeine's short-term effectiveness at improving alertness, reaction time, and cognitive performance, particularly in sleep-deprived individuals. Studies published in peer-reviewed journals confirm that caffeine at moderate doses is well tolerated in healthy adults. However, experts emphasise that it is not a substitute for adequate sleep and that habitual high-dose use carries risks including cardiovascular strain and dependence.

How Should You Use Pro Plus Ultra Caffeine Capsules?

Using Pro Plus Ultra Caffeine capsules correctly is straightforward, but it is worth taking a moment to read the instructions before you start. Taking the capsule properly ensures you get the intended effect while minimising the risk of side effects.

What Is the Correct Dose of Pro Plus Ultra Caffeine?

The correct dose depends on your age and individual tolerance to caffeine. Always follow the instructions on the product label and never exceed the stated maximum daily dose. The table below provides a general dosage guide.

When Is the Best Time to Use Pro Plus Ultra Caffeine?

The ideal time to take a caffeine capsule is when you genuinely need a short-term boost in alertness — for example, during a long drive, a demanding work shift, or an intensive study session. Because caffeine has a half-life of approximately five to six hours in most adults, taking a capsule in the late afternoon or evening is likely to interfere with your sleep. Morning or early afternoon use is generally most appropriate for the majority of people.

How Long Can You Use Pro Plus Ultra Caffeine For?

Pro Plus Ultra Caffeine capsules are intended for occasional, short-term use only. They are not designed to be taken every day as a substitute for adequate sleep or as a long-term energy management strategy. Regular daily use can lead to caffeine tolerance, meaning you may need progressively more to achieve the same effect, and stopping suddenly can cause withdrawal symptoms such as headaches and irritability. If you find yourself relying on caffeine supplements frequently, it is worth speaking to your GP to explore the underlying cause of your fatigue.

Do not exceed the recommended dose. If in doubt, speak to your pharmacist.

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)

What Are the Most Common Side Effects of Pro Plus Ultra Caffeine?

Most people who take Pro Plus Ultra Caffeine at the recommended dose tolerate it well. However, some individuals — particularly those who are sensitive to caffeine or who consume it alongside other caffeinated products — may experience side effects. Common side effects tend to be mild and often resolve on their own once the caffeine clears your system.

  • Headache
  • Restlessness or nervousness
  • Difficulty sleeping (insomnia)
  • Increased heart rate (palpitations)
  • Irritability or mood changes

What Are the Less Common Side Effects of Pro Plus Ultra Caffeine?

Less commonly, some people may experience more noticeable effects, particularly if they have taken more than the recommended dose or are combining the capsules with other caffeine sources such as coffee or energy drinks. These effects are generally dose-related and subside as caffeine is metabolised.

  • Nausea or stomach discomfort
  • Tremor or shakiness in the hands
  • Dizziness or light-headedness
  • Increased urination (due to caffeine's mild diuretic effect)
  • Anxiety or feelings of panic
  • Dry mouth

What Are the Serious Side Effects of Pro Plus Ultra Caffeine?

Serious side effects from caffeine at recommended doses are rare in healthy adults. However, taking significantly more than the recommended amount — or using this product if you have an underlying heart condition or anxiety disorder — can lead to more serious reactions. These include a very rapid or irregular heartbeat, severe chest pain, extreme anxiety or panic attacks, and in rare cases of very high intake, seizures. These symptoms require immediate medical attention. Stop taking the capsules and call 999 or go to your nearest A&E if you experience any of these.

What Should You Do If You Experience Side Effects of Pro Plus Ultra Caffeine?

If you notice mild side effects such as a headache or restlessness, try drinking plenty of water and resting in a quiet environment. Avoid taking any further caffeine — including from food and drinks — until the effects have passed. If side effects are moderate or do not improve within a few hours, contact your pharmacist for advice. For any severe or unexpected reaction, seek medical help promptly. You can also call NHS 111 for guidance if you are unsure whether your symptoms need urgent attention.

Can Pro Plus Ultra Caffeine Interact With Other Medicines?

Yes — caffeine can interact with a number of medicines and substances. Monoamine oxidase inhibitors (MAOIs), used to treat depression, can interact with caffeine and increase the risk of cardiovascular side effects. Theophylline, used for respiratory conditions, shares a similar mechanism to caffeine and combined use may increase the risk of toxicity. Certain antibiotics, particularly ciprofloxacin and norfloxacin, can slow the breakdown of caffeine in the body, intensifying and prolonging its effects. Alcohol combined with caffeine can mask feelings of intoxication, potentially leading to unsafe behaviour. Always tell your pharmacist about all medicines and supplements you are taking before starting Pro Plus Ultra Caffeine.

If you are concerned about any side effects, contact your pharmacist or GP immediately.

Patient Information Leaflet

Important - Before taking any medication, it is always important to read the Patient Information Leaflet (PIL)

Written and reviewed by our qualified team

GPhC Number: 2233073
Tarun Kumar

Reviewed by:

Tarun Kumar

Superintendent/ Clinical Lead

📖 Find out more about our team of medical content authors and how we ensure the accuracy of our content with our content guidelines.

Content last updated: 31 Mar 2025

We’re a safe and
regulated UK service

Registered Pharmacy Badge

Lowest Price Guarantee

We're convinced you won't find your treatment cheaper, but if you do we'll refund the difference.

Find out more

100% discreet packaging

We're convinced you won't find your treatment cheaper, but if you do we'll refund the difference.

Find out more

Agent

Need help?
Talk to our friendly experts now

How our service works

Service Setup

Service setup

Discreet Packaging

Discreet packaging

Express Delivery

Express delivery