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Low salt levels in your body? Here is everything you need to know about Sodium Chloride Solution.

Dr. Priya Sammani (MBBS)
Medically Reviewed by Dr. Priya Sammani (MBBS) ✓ Medically Reviewed
📅 Updated: Oct 22, 2026 • ⏱ 8 min read • Editorial Policy
Low salt levels in your body? Here is everything you need to know about Sodium Chloride Solution.
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We all know that salt makes our daily meals taste good. But did you know that salt, known medically as sodium, is vital for your body to work properly?

Sodium helps control the amount of water in your body. It helps your muscles move and lets your nervous system send messages.

Sometimes, illness or other health issues can cause your body sodium level to drop to dangerous points. When this happens, a doctor may advise using a Sodium Chloride Solution. Let us take a detailed look at this important treatment.

Key Takeaways

  • Sodium chloride is the medical name for regular salt, prepared safely for health needs.
  • It treats low blood sodium levels, a condition doctors call hyponatremia.
  • Always use the special measuring tool that comes with your medicine, never kitchen spoons.
  • Tell your doctor about any heart, kidney, or liver issues before starting treatment.
  • Seek emergency medical care right away if you notice signs of a severe allergic reaction or overdose.
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What is Sodium Chloride Solution?

Simply put, sodium chloride is the chemical name for common table salt. In medicine, it is purified and prepared in exact amounts as a liquid or tablet.

Doctors use it to fix low sodium levels in the body, a condition called hyponatremia. This is not just regular salt water. It is a carefully measured medicine prescribed by your doctor.

Keeping your body sodium level balanced is extremely important. If levels drop too low, it can lead to confusion, seizures, or fainting. Therefore, this medicine must be used with great care.

Things to Tell Your Doctor Before Taking This Medicine

Before you take this medicine, your doctor needs to know your full health history. Certain health conditions require extra caution when using sodium chloride.

If any of the following conditions apply to you, be sure to tell your doctor right away:

Your Health Condition Why Your Doctor Needs to Know
Heart disease Extra sodium can cause fluid buildup and put more stress on your heart.
High blood pressure Sodium can cause your blood pressure to rise even higher.
High blood sodium levels This medicine can push your sodium levels up to dangerous heights.
Kidney disease Your kidneys may struggle to remove extra sodium and fluid from your body.
Liver disease Liver issues alter fluid balance in the body, requiring careful monitoring.
Low salt diet Your doctor must be aware of your total daily salt intake.
Allergies Report any past allergic reactions to medicines, foods, or other items.
Pregnancy or planning pregnancy Medical guidance is essential before taking any medicine during pregnancy.
Breastfeeding Let your doctor know so they can check if the medicine passes into breast milk.

How to Use This Medicine

This medicine usually comes as a liquid to take by mouth or as a pill.

  • Follow doctor instructions: Take the exact dose your doctor gave you at the right times every day.
  • With or without food: You can take this medicine before or after meals. However, if your stomach feels upset, taking it with food can help.
  • Mixing liquids: You can mix liquid medicine with a little water or fruit juice. Drink the mixed drink right away. If you give it to a baby, you can mix it into formula or breast milk. Do not let mixed medicine sit out; give it right after preparing.
  • The right measure: This is the most important rule. Never use household teaspoons or tablespoons to measure your liquid medicine. Kitchen spoons are not accurate. Only use the special oral syringe, measuring cup, or dropper marked in milliliters that comes with your medicine. If you do not have one, ask your pharmacist or doctor for one.

Note for Parents: Be extra careful when giving this medicine to young children. Following your doctor's exact instructions is essential.

What to Do in Case of an Overdose

If you think you have taken too much of this medicine, call emergency services right away. In the US or Canada, call 911. In the UK, call 999. You can also contact your local poison control center or go right away to the nearest hospital Emergency Department (ER or A&E).

Treat this as an urgent medical emergency.

Important: This medicine was prescribed just for you. Even if someone else has the exact same symptoms, never share your medicine with them.

What to Do If You Miss a Dose

If you forget to take a dose, take it as soon as you remember. However, if it is almost time for your next scheduled dose, skip the missed dose. Simply take your next dose at the normal time.

Never take two doses at the same time to make up for a missed dose.

Other Medicines That May Interact With This One

Certain medicines can react poorly with sodium chloride. If you take any of the following products, you must tell your doctor:

  • Lithium: A medicine used for mental health conditions.
  • Steroid medicines: Such as prednisone or cortisone.

This list is not complete. Always tell your doctor about every medicine you take, including vitamins, herbal products, and supplements. Also share if you smoke or drink alcohol.

Possible Side Effects

Like any medicine, sodium chloride can cause side effects. Some side effects are mild. This others are serious.

Side Effect Type Description
Serious Side Effects (Call Your Doctor Right away)
Allergic reactions Skin rash, itching, hives, or swelling of your face, lips, tongue, or throat.
High blood sodium level Confusion, extreme thirst, muscle weakness, unusual tiredness, or muscle twitching.
Common Side Effects (Tell Your Doctor If They Continue)
Dizziness Feeling lightheaded or unsteady.
Nausea and vomiting Upset stomach or feeling like you need to throw up.
Headache A standard mild or moderate head ache.

This list does not cover every possible side effect. If you notice any strange or unusual symptoms, call your doctor right away.

How to Store and Throw Away Your Medicine

  • Storage: Keep your medicine bottle out of the reach of children and pets. Store it at room temperature, between 20 and 25 degrees Celsius (68 to 77 degrees Fahrenheit).
  • Disposing of medicine: Do not use expired medicine or medicine from a bottle that has been open for more than 90 days.
  • Ask your doctor or pharmacist for the safest way to throw away old medicine.
  • If you cannot return it and local rules allow, pour the medicine out of its bottle and mix it with used coffee grounds, dirt, or cat litter. Put this mixture into a sealed bag or container, and place it in your regular trash bin.
  • Never flush medicines down the toilet.

When to Call the Doctor or Get Emergency Help

Call 911 (US/Canada) or 999 (UK), or go to your nearest emergency room right away if you experience trouble breathing, severe facial swelling, sudden confusion, seizures, or chest pain.

❓ FAQ

Frequently Asked Medical Questions (FAQ)

Evidence-based clinical answers to common patient questions

What is sodium chloride solution used for?

Doctors prescribe sodium chloride solution to treat low sodium levels in your blood. This condition, known as hyponatremia, can happen due to certain illnesses, medicines, or fluid imbalances in the body.

Can I use kitchen spoons to measure my liquid medicine?

No, you should never use kitchen teaspoons or tablespoons. They vary in size and do not provide an accurate dose. Always use the special oral syringe or measuring cup that comes with your medicine.

What should I do if I miss a dose?

Take the missed dose as soon as you remember. If it is almost time for your next scheduled dose, skip the missed one and continue with your normal schedule. Never take a double dose.

Are there any serious side effects to watch for?

Yes, serious side effects include allergic reactions like rash or facial swelling, as well as signs of high blood sodium such as confusion, extreme thirst, and muscle twitching. Contact your doctor right away if these occur.

How should I throw away leftover medicine?

Check with your pharmacist for local take-back programs. If throwing it in the trash, mix the liquid with coffee grounds or cat litter, seal it in a bag, and place it in your household waste bin.

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