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ORS Hydration – 12 Strawberry Tablets

ORS Hydration – 12 Strawberry Tablets

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  • ✔️ Restores electrolytes lost through diarrhoea, vomiting, or sweating
  • ✔️ Fast-dissolving effervescent tablet — ready in under two minutes
  • ✔️ Strawberry flavour makes rehydration easier when feeling unwell
  • ✔️ Suitable for adults and children over 12 years
  • ✔️ Compact 12-tablet pack — ideal for travel and home use

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What Are ORS Hydration Tablets and How Do They Help?

 

Dehydration can creep up on you faster than you'd expect — whether you're recovering from a stomach bug, pushing through a long run, or simply sweating more than usual on a warm day. ORS hydration tablets offer a simple, portable way to replenish the fluids and electrolytes your body loses in these situations. Each pack contains 12 strawberry-flavoured effervescent tablets, making rehydration something you can actually look forward to rather than dread. At just £3.99, it's an accessible option for the whole family to keep in the medicine cabinet. If you're looking to support your overall health alongside rehydration, browse our vitamins and supplements range for complementary products.

Oral rehydration salts (ORS) have been used clinically for decades and are recommended by the NHS for managing mild to moderate dehydration caused by diarrhoea, vomiting, fever, or excessive sweating. The World Health Organization has long endorsed ORS as one of the most effective interventions for fluid replacement. These tablets make that science convenient — just drop one into water, wait for it to dissolve, and drink.

 

How Do ORS Hydration Tablets Work in the Body?

 

The science behind ORS is elegant in its simplicity. When you're dehydrated, you don't just lose water — you lose electrolytes like sodium and potassium that your cells depend on to function properly. Plain water alone doesn't replace these, and in some cases can actually dilute the electrolytes you have left. ORS hydration tablets work by combining glucose with sodium and other electrolytes in a specific ratio that activates the sodium-glucose co-transport mechanism in the gut wall.

  • Glucose binds to sodium in the small intestine, triggering active absorption
  • Water follows the absorbed sodium via osmosis, rehydrating cells efficiently
  • Potassium is replenished to support muscle and nerve function
  • Bicarbonate helps correct the mild acidosis that can accompany dehydration from illness

This mechanism means ORS solutions are absorbed significantly faster than plain water, which is why they're the go-to recommendation for dehydration caused by gastroenteritis or diarrhoea.

 

Who Should Use ORS Hydration Tablets?

 

These tablets are suitable for a wide range of people and situations. They're particularly useful when dehydration is a real risk — not just when you feel thirsty. Thirst is actually a late sign of dehydration, so acting earlier is always better.

  • Adults and children recovering from vomiting or diarrhoea
  • Athletes and active individuals replacing sweat losses after exercise
  • People working or spending time in hot environments
  • Travellers at risk of dehydration from heat or gastrointestinal illness
  • Older adults, who are more vulnerable to dehydration

They are not intended to replace medical treatment for severe dehydration, which requires urgent clinical assessment. If someone is unable to keep fluids down, is showing signs of severe dehydration (such as sunken eyes, no urination, or confusion), or is an infant under 12 months, seek medical advice promptly.

 

How Do ORS Hydration Tablets Compare to Rehydration Sachets?

 

Feature ORS Hydration Tablets (This Product) Rehydration Sachets (e.g. Dioralyte)
Format Effervescent tablet Powder sachet
Portability Compact, easy to carry Bulkier, sachets can tear
Flavour Strawberry Various (blackcurrant, citrus, unflavoured)
Preparation Drop in water, dissolves quickly Mix powder into water
Pack size 12 tablets Typically 6–20 sachets

 

Is This Product Suitable for People With Medical Conditions?

 

Most people can use ORS hydration tablets safely, but there are some situations where caution is needed. If you have kidney disease, heart failure, or a condition affecting your electrolyte balance, you should speak to your GP or pharmacist before using any rehydration product. The sodium content in ORS solutions may not be appropriate for everyone, particularly those on sodium-restricted diets. Similarly, people with glucose-galactose malabsorption should avoid glucose-containing ORS products.

If you're managing a condition that affects your fluid balance — such as diabetes — it's worth checking with your healthcare provider first. You might also find our diarrhoea range helpful if you're looking for additional support during gastrointestinal illness. 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.

ORS Hydration – 12 Strawberry Tablets specifications
Treatment category Rehydration / Electrolyte replacement
Mechanism of action Sodium-glucose co-transport to enhance intestinal fluid absorption
Effective for Mild to moderate dehydration from diarrhoea, vomiting, sweating, or exercise
Suitable for Adults and children (age-dependent — check label)
Active ingredients Sodium chloride, potassium chloride, sodium bicarbonate, glucose
Pack size 12 tablets
UK classification General Sale List (GSL)
Preparation Effervescent tablet
Route of administration Oral (dissolved in water)
Flavour Strawberry

Specifications of ORS Hydration – 12 Strawberry Tablets

 

What Is ORS Hydration and What Is It Used For?

 

ORS Hydration Strawberry Tablets are an oral rehydration supplement designed to restore the balance of fluids and electrolytes in your body. They are used to treat and prevent mild to moderate dehydration — a condition that occurs when your body loses more fluid than it takes in. This can happen as a result of diarrhoea, vomiting, fever, excessive sweating, or simply not drinking enough during hot weather or physical activity.

The NHS recommends oral rehydration solutions as the first-line treatment for dehydration caused by gastroenteritis in both adults and children. Each effervescent tablet dissolves in water to create a balanced electrolyte drink that your body can absorb quickly and efficiently. The strawberry flavour makes it more palatable, which is particularly helpful when you're feeling unwell and struggling to drink enough.

 

What Do You Need to Know Before Using ORS Hydration Tablets?

 

Before using these tablets, it's important to check whether they are appropriate for you. Most people can use them safely, but certain conditions and circumstances require extra care.

Do not use ORS Hydration Tablets if you:

  • Are allergic to any of the ingredients (check the full ingredient list on the pack)
  • Have glucose-galactose malabsorption syndrome
  • Have severe kidney impairment or are anuric (producing no urine)
  • Have been told to follow a strict low-sodium diet without medical supervision
  • Are caring for an infant under 12 months — always seek GP advice first

Use with caution and speak to a pharmacist or GP if you:

  • Have kidney disease, heart failure, or liver disease
  • Have diabetes or a condition affecting blood glucose regulation
  • Are pregnant or breastfeeding
  • Are taking medicines that affect electrolyte levels, such as diuretics or ACE inhibitors

Known drug interactions:

  • Diuretics (water tablets) — may alter sodium and potassium balance
  • ACE inhibitors and angiotensin receptor blockers — potassium-sparing effects may interact with potassium in ORS
  • No significant interactions are expected at standard doses in otherwise healthy individuals

 

How Should You Use ORS Hydration Tablets?

 

Using these tablets is straightforward, but it's important to follow the instructions carefully to get the most benefit. Never take the tablet whole — it must be dissolved in water before drinking.

  1. Measure out 200ml of clean, cool drinking water into a glass or cup
  2. Drop one tablet into the water
  3. Wait for the tablet to fully dissolve — this usually takes around 1–2 minutes
  4. Stir gently if needed, then drink the solution slowly
  5. Repeat as directed based on your age and level of dehydration
  6. Prepare a fresh solution each time — do not store made-up solution for more than one hour at room temperature
Indication Age Group Dose Frequency
Dehydration from diarrhoea/vomiting Adults & children over 12 1 tablet in 200ml water After each loose stool or episode of vomiting
Dehydration from exercise/heat Adults & children over 12 1 tablet in 200ml water As needed during or after activity
General rehydration support Children 2–12 years As directed by a pharmacist or GP As directed

If you're also managing symptoms like nausea alongside dehydration, our sickness and nausea range may offer additional support.

 

What Are the Possible Side Effects of ORS Hydration Tablets?

 

ORS hydration tablets are generally very well tolerated when used as directed. Side effects are uncommon, but as with any product containing active ingredients, some people may experience mild reactions — particularly if they drink the solution too quickly or on an empty stomach.

Common side effects:

  • Mild nausea, especially if consumed rapidly
  • Bloating or a feeling of fullness
  • Mild stomach discomfort

Less common side effects:

  • Vomiting (particularly in young children if given too quickly)
  • Hypernatraemia (raised blood sodium) — only a risk if used excessively or in those with impaired kidney function
  • Hyperkalaemia (raised blood potassium) — rare, mainly a concern in people with kidney disease

If you notice swelling of the face, lips, or throat, or develop a rash after taking this product, stop use immediately and seek urgent medical attention, as this may indicate an allergic reaction.

 

How Should You Store ORS Hydration Tablets?

 

Correct storage keeps the tablets effective and safe to use throughout their shelf life. Follow these simple guidelines:

  • Store below 25°C in a cool, dry place
  • Keep away from direct sunlight and moisture
  • Keep the tube or packaging tightly closed when not in use
  • Keep out of the sight and reach of children
  • Do not use after the expiry date printed on the packaging
  • Once dissolved in water, use the solution within one hour — do not store made-up solution
  • Do not dispose of medicines via wastewater or household waste — return unused tablets to your pharmacy

For other products useful during illness or recovery, explore our first aid collection for a range of essentials to keep at home.

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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 ORS hydration tablets online in the UK?

You can buy ORS Hydration 12 Strawberry Tablets directly from Cured Pharmacy online for just £3.99 per pack. No prescription is needed, and they are dispatched quickly to UK addresses. They are classified as a General Sale List (GSL) medicine, meaning they are available without a prescription from registered pharmacies.

How do ORS hydration tablets work in the body?

ORS hydration tablets dissolve in water to create an electrolyte solution that uses the sodium-glucose co-transport mechanism in the gut to enhance fluid absorption. Glucose binds to sodium in the small intestine, pulling water into the bloodstream far more efficiently than plain water alone. This makes them particularly effective for rehydration during illness or after exercise.

How do I use ORS hydration tablets step by step?

Drop one tablet into 200ml of clean, cool drinking water and allow it to fully dissolve before drinking — this takes around one to two minutes. Drink the solution slowly rather than all at once, especially if you're feeling nauseous. Repeat as needed based on your symptoms and the dosage guidance on the pack.

What is the correct dose of ORS hydration tablets for adults?

Adults and young people over 12 years should dissolve one tablet in 200ml of water per dose. The number of doses per day depends on the cause and severity of dehydration — for example, after each episode of diarrhoea or vomiting. Always follow the instructions on the pack and do not exceed the recommended daily intake without medical advice.

Can children take ORS hydration tablets?

ORS hydration tablets may be suitable for children, but dosage varies by age and weight, and infants under 12 months should only be given ORS under GP supervision. For children aged 2–12, consult a pharmacist before use to confirm the appropriate dose. The NHS recommends oral rehydration solutions as the first-line treatment for dehydration in children caused by gastroenteritis.

Are ORS hydration tablets safe during pregnancy?

Oral rehydration salts are generally considered safe during pregnancy, as they simply replace fluids and electrolytes that are naturally present in the body. However, you should always consult your GP or midwife before using any supplement or medicine while pregnant, particularly if you have any underlying health conditions. Staying well hydrated is especially important during pregnancy, as the NHS advises drinking around 1.6–2 litres of fluid per day.

What are the side effects of ORS hydration tablets?

Side effects are uncommon at recommended doses but can include mild nausea, bloating, or stomach discomfort — particularly if the solution is drunk too quickly. Rarely, excessive use in people with kidney problems may lead to electrolyte imbalances such as raised sodium or potassium levels. If you experience any unusual or persistent symptoms, stop use and speak to your pharmacist or GP.

Who should not use ORS hydration tablets?

These tablets are not suitable for people with glucose-galactose malabsorption, severe kidney impairment, or those who are anuric (producing no urine). People on strict low-sodium diets or taking medicines that affect electrolyte levels — such as diuretics or ACE inhibitors — should seek medical advice before use. Always read the full ingredient list if you have known allergies.

What is the best time to take ORS hydration tablets?

The best time to use ORS hydration tablets is as soon as you notice signs of dehydration — such as dark urine, dry mouth, dizziness, or reduced urination. During illness, take a dose after each episode of diarrhoea or vomiting. For exercise or heat-related dehydration, use them during or immediately after activity to restore electrolyte balance promptly.

What happens if I miss a dose of ORS hydration tablets?

ORS hydration tablets are taken as needed rather than on a fixed schedule, so there is no "missed dose" in the traditional sense. Simply take a dose when you next feel dehydrated or after the next episode of fluid loss. Do not double up doses to compensate — just continue as normal and keep drinking plenty of fluids alongside the solution.

How long can I use ORS hydration tablets for?

For illness-related dehydration such as gastroenteritis, ORS tablets are typically used for the duration of the illness — usually two to four days. If symptoms persist beyond this, or if dehydration is severe, seek medical advice rather than continuing to self-treat. For ongoing use related to exercise or heat, there is no strict time limit, but regular use should be discussed with a healthcare professional.

What are the alternatives to ORS hydration tablets?

Alternatives include oral rehydration sachets such as Dioralyte, electrolyte sports drinks, or a homemade ORS solution using water, salt, and sugar as described by the NHS — though homemade versions are less precisely balanced. You can also explore our diarrhoea range for additional products to support recovery from gastrointestinal illness. Tablets offer a more portable and convenient format than sachets for people on the go.

Can I use ORS hydration tablets for a hangover?

Alcohol causes dehydration and electrolyte loss, so ORS hydration tablets can help relieve some hangover symptoms such as headache, fatigue, and dry mouth by restoring fluid and electrolyte balance. They are not a cure for a hangover, but they can be a useful part of recovery alongside rest and food. Drink the solution slowly and alongside plain water for best results.

Do ORS hydration tablets interact with any medicines?

At standard doses, ORS hydration tablets are unlikely to cause significant drug interactions in healthy individuals. However, people taking diuretics, ACE inhibitors, or angiotensin receptor blockers should be aware that these medicines can affect sodium and potassium levels, which may interact with the electrolytes in ORS solutions. Always inform your pharmacist of any medicines you are taking before starting a new product.

What does the latest research say about oral rehydration salts?

Oral rehydration therapy has been extensively studied and is endorsed by the World Health Organization and the NHS as the most effective treatment for mild to moderate dehydration from gastroenteritis. Research consistently shows that ORS solutions are as effective as intravenous fluids for mild to moderate dehydration and are associated with fewer complications. The sodium-glucose co-transport mechanism underpinning ORS remains one of the most clinically validated principles in modern medicine. For broader health support, explore our vitamins and supplements collection.

How Should You Use ORS Hydration Tablets?

Using ORS Hydration Strawberry Tablets correctly ensures you get the full benefit of the electrolyte formula. Always dissolve the tablet completely in water before drinking — never swallow it whole or chew it. Drink the solution slowly, especially if you are feeling nauseous, to reduce the risk of further vomiting.

What Is the Correct Dose of ORS Hydration Tablets?

The correct dose depends on your age and the reason you are using the tablets. Always refer to the product label for the most accurate guidance, and consult a pharmacist if you are unsure about the appropriate dose for a child or someone with a medical condition.

When Is the Best Time to Use ORS Hydration Tablets?

The ideal time to use ORS hydration tablets is at the first sign of dehydration — do not wait until symptoms become severe. During illness, take a dose after each episode of diarrhoea or vomiting to replace lost fluids promptly. For exercise or heat-related dehydration, use them during prolonged activity or immediately afterwards to restore electrolyte balance before symptoms worsen.

If you are using them during illness, continue throughout the day as needed rather than taking a single large dose. Sipping the solution steadily is more effective than drinking it all at once, particularly if your stomach is unsettled.

How Long Can You Use ORS Hydration Tablets For?

For illness-related dehydration, such as that caused by gastroenteritis, ORS tablets are typically used for the duration of the illness — usually two to four days. If symptoms persist beyond this period, or if dehydration appears severe (signs include no urination for eight or more hours, sunken eyes, or confusion), seek medical advice promptly rather than continuing to self-treat.

For exercise or heat-related use, there is no strict time limit, but regular long-term use should be discussed with a healthcare professional to ensure it remains appropriate for your individual needs.

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

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What Are the Most Common Side Effects of ORS Hydration Tablets?

ORS hydration tablets are well tolerated by most people when used as directed. Common side effects are generally mild and often related to drinking the solution too quickly rather than the ingredients themselves. Sipping slowly rather than gulping the solution can help reduce these effects.

  • Mild nausea
  • Bloating or a feeling of fullness
  • Mild stomach discomfort or cramping

What Are the Less Common Side Effects of ORS Hydration Tablets?

Less common side effects are rare at recommended doses but can occur, particularly in people who use the product excessively or who have underlying health conditions affecting kidney function or electrolyte balance.

  • Vomiting — more likely in young children if the solution is given too quickly
  • Hypernatraemia (raised blood sodium) — a risk only with excessive use or in those with impaired kidney function
  • Hyperkalaemia (raised blood potassium) — rare, mainly a concern in people with kidney disease
  • Oedema (fluid retention) — possible with very high sodium intake in susceptible individuals

What Are the Serious Side Effects of ORS Hydration Tablets?

Serious side effects are very rare when ORS tablets are used correctly. However, you should seek urgent medical attention if you experience any of the following after taking this product, as they may indicate a severe allergic reaction (anaphylaxis) or a significant electrolyte disturbance.

  • Swelling of the face, lips, tongue, or throat
  • Difficulty breathing or swallowing
  • Severe skin rash or hives
  • Sudden confusion or altered consciousness
  • Muscle weakness or irregular heartbeat

What Should You Do If You Experience Side Effects?

If you experience mild side effects such as nausea or bloating, try drinking the solution more slowly and ensure you have eaten something light beforehand if possible. Most mild effects resolve on their own without any treatment. If side effects are persistent, worsen, or concern you in any way, stop using the product and speak to your pharmacist or GP as soon as possible.

For severe reactions — particularly any signs of anaphylaxis such as throat swelling or difficulty breathing — call 999 immediately or go to your nearest accident and emergency department. Do not wait to see if symptoms improve on their own.

Can ORS Hydration Tablets Interact With Other Medicines?

At standard doses, ORS hydration tablets are unlikely to cause clinically significant interactions in otherwise healthy individuals. However, certain medicines can affect how your body handles sodium and potassium, which means the electrolytes in ORS solutions could potentially alter their effects. Medicines to be aware of include diuretics (water tablets), ACE inhibitors, angiotensin receptor blockers, and some heart medicines. If you are taking any regular prescription medicines, always inform your pharmacist before starting a new product — even one available without a prescription.

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

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