Physiological salt water composition

This is an automatically translated article.

Physiological saline is used a lot in daily life. However, what is physiological saline, physiological saline has any effect and what types of physiological saline are on the market, not everyone understands.

1. What is physiological saline?

Physiological saline is a 0.9% sodium chloride solution, called "physiological" because it is an isotonic solution, with an osmotic pressure equivalent to that of body fluids (blood, tears,... ) under normal conditions.
To create physiological saline, people dissolve 9g of pure salt with 1 liter of distilled water. Although the ingredients and preparation are simple, in order to create a standard physiological saline product, it is necessary to ensure a lot of factors from salt raw materials to ensure cleanliness, no impurities, no contamination, no water. Distillation must meet standards, preparation equipment must be clean, the weighing process must be standard to ensure the correct concentration of salt water, the preparation area must be sterile,...
Some families have the habit of making their own If you can't prepare physiological salt for use, you need to pay attention to the above issues, because if the manipulation process is not guaranteed, it is possible to accidentally introduce bacteria deep into the body when used. Using brine produced by pharmaceutical companies is a safer option, as these products are manufactured on modern, closed lines that follow strict standards for sterility. bacteria. Physiological saline on the market currently has the following main dosage forms:
Bottle of solution for infusion: used for direct infusion, with high sterility, usually in the form of bottles of 100ml, 250ml, 500ml. Physiological saline eye drops, nose drops, ear drops are usually produced in the form of 10ml bottles, in which saline eye drops are produced according to eye drops standards, with the highest sterility, equivalent to infusion drugs. Physiological saline eye drops can be used for nose and ear drops, but absolutely not the opposite. When choosing physiological saline eye drops, you must choose the right type that says "eye drops" or has an eye icon on the drug label, to ensure that the correct product is used for the eyes. Physiological saline used to wash wounds, gargle, is usually packaged in large 500ml bottles. Although it does not require high sterility like infusion drugs, eye drops, this type of physiological saline for external use still has to meet the criteria of external drugs in terms of purity and sterility. In addition, imported physiological saline such as physiological saline from Japan, physiological saline from the US also has a single dose saline dosage form. Saline is packaged in 5ml tubes for single use. This form of single dose saline has many advantages, it is only used once, so it limits the risk of infection when using large capacity vials for many days. The tip of the tube usually has a rounded design, which is very safe when using nasal drops, washing the nose for children. However, this form of physiological saline is quite expensive.

2. What are the effects of physiological saline?

Physiological saline has many uses, the form of physiological saline solution for infusion is used in cases where the body needs to replenish water and electrolytes such as when vomiting, diarrhea, ..... When infusion , the doctor can prescribe to add to the physiological saline solution drugs with therapeutic effects, the infusion rate is adjusted to the appropriate level so that the drug enters the patient's body to reach the optimal concentration.
Physiological saline for eye hygiene: Physiological saline helps clean surface impurities, moisturizes and soothes the eyes. When babies are born, their eyes are still covered with a lot of fluid, their tears are not yet developed, so they cannot clean themselves.
Therefore, the eyes need to be cleaned regularly with physiological saline in the first three months to protect the eyes. In addition, if the child's eyes have signs of infection, red eyes, eye rust, etc., parents need to use physiological saline to make eye drops for the child, wipe clean with a soft cloth, and then use the medication. treat. The use of physiological saline to rinse the eyes first helps the drug to work better. For older children, you can sometimes use physiological saline when traveling long distances with lots of dust, after swimming, .. to remove dust, excess mucus to prevent eye infections.
Use physiological saline to clean the nose and throat when having nasopharyngitis or respiratory infection. Rinsing the nose with physiological saline helps remove mucus, clears the nose, and helps children breathe easier. Should choose a bottle of physiological saline nasal drops with a rounded tip so as not to damage the nasal mucosa when rinsing the child's nose. Avoid jars with sharp bevels or cylinders. If the baby's mucus is too thick and thick, you can drop the nose with physiological saline in combination with a nasal aspirator, the manipulation process must be gentle to avoid hurting the child, the nasal aspirator must be cleaned after use. clean.
Physiological saline to wash the ears in cases of ear infections, drop 1-2 drops into the ear, then dry with a clean cotton swab. Physiological saline can be used to clean before using specific ear drops to help the drug work better.
Physiological saline helps wash the wound, remove dirt and bacteria on the surface. The doctor can prescribe antiseptic solutions to use with salt water, or if the skin wound is mild, salt water can be used alone, the wound can heal by itself thanks to the body's resistance. Physiological salt water used to rinse the mouth helps eliminate bacteria in the oropharynx, protects the throat mucosa, and prevents infection.

3. Use physiological saline properly

Although physiological saline has many effects, its use is only effective if the type of saline you use is of good quality and used properly. Currently, due to the high demand for physiological saline in the market, there are a number of for-profit manufacturers that have produced unsafe brine, unsanitary factory conditions, raw materials poor quality input.
Some types of physiological saline, when registered for circulation on the market, are not registered as drugs but registered as cosmetics. Lower standards are applied in the production process, so the quality of saline contains many dangers. body for health. Consumers, when choosing saline solution, whether it is saline for external use to wash wounds or gargle, also need to choose products from reputable manufacturers, products with circulation registration numbers as medicines, full of health benefits. enough information on production date, expiry date, on the organoleptic, clear, colorless physiological saline. If you choose imported physiological saline such as American physiological saline, Japanese physiological saline, you should learn product information carefully, should buy at reputable drugstores and pharmacies to get safe products. quality assurance.
Physiological saline bottles used for eye drops, nose drops, ear drops, only used 2-3 weeks after opening, should not be used longer because the vial will have a high risk of infection. Only use physiological saline when necessary, do not abuse, especially for children. If the child's health is normal, the child's nose should not be washed with physiological saline every day. Frequent rinsing of the nose will remove the protective mucus layer of the nasal mucosa, dry it, damage the mucosa and increase the risk of infection. It is not necessary to instill children's eyes with saline regularly if the child's eyes are not infected with the same infection. Frequent eye washing dries out the eyes, increasing the risk of keratitis and eye infections.
Thus, physiological saline is very good, has a lot of effects, if you choose a good salt water product and use it correctly, without abuse, it will bring a lot of effectiveness, helping to protect the health of the whole family. family.

If you have unusual symptoms, you should be examined and consulted with a specialist.

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