How to use povidone iodine disinfectant?

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Povidon iodine has an antiseptic effect used to disinfect skin wounds. However, many people do not know, the fact that Povidon iodine has many preparations with different uses and concentrations, each preparation will be suitable for each case. Therefore, before using povidone iodide, caution should be exercised.

1. What is povidone iodide? Povidone iodine antiseptic is a drug with broad-spectrum antibacterial and antifungal effects. Povidone iodide is a complex of iodine with polyvinylpyrrolidone (povidone is used as an iodine carrier) easily soluble in water and alcohol, when using povidone iodide solution, the iodine will gradually be released, which will prolong the effect of antiseptic, bactericidal, fungal, protozoa, cocoons and spores...
The effect of povidone iodide, although inferior to preparations containing free iodine, is less toxic. Since it has a low amount of free iodine, it is safer for users.
2. How to disinfect povidone iodide On the current market, there are many preparations with different dosage forms and concentrations, so it is important to pay attention to how to use each preparation:
2.1 10% povidon iodide solution Is the type used To disinfect skin wounds, when using, do not need to dilute the solution, apply the antiseptic solution directly to the damaged skin, should apply a wide area around the lesion from 3-5cm.
Apply twice a day, if necessary, you can cover the wound with sterile gauze for the purpose of use to avoid infection.

2.2 Povidone iodine solution 1% Used to gargle, gargle in case of oral bacterial infection, pharyngitis, tonsillitis ... When used, can gargle, gargle directly with the solution that No need to dilute or dilute with warm water to gargle, gargle.
Each time use about 10ml, rinse for 30 seconds, do not swallow, use 2-4 times a day. Note that when using should not be used for more than 14 days and only for adults and children over 6 years old.
2.3 For dry powder to spray 2.5% Before use, shake the bottle well, spray the medicine on the affected area from a distance of 15-20cm until the foam covers the wound, if necessary, it can be covered with sterile gauze On the wound, pay attention not to spray into the mucosal cavity, only for skin lesions. Use only for adults and children over 2 years old, be careful when using for pregnant and lactating women.
2.4 Povidone iodide 10% ointment This form is for external use only, applied at the wound site and then covered with sterile gauze.
2.5 Solution povidone iodide vaginal wash 10% Used to wash the vulva to support the treatment of gynecological inflammatory diseases, excessive discharge, vaginitis, cervicitis ... Dilute about 10ml of the solution with 1 liter of clean water then used to soak the private area. After the symptoms are gone, stop washing, do not use it for a long time.

2.6 Vaginal Tablets Used to treat gynecological infections, leucorrhoea, vaginitis, cervicitis, vulvovaginitis... Before inserting into the vagina, it is necessary to wear gloves. bacteria and must moisten the tablet with clean water so that the drug diffuses well and does not cause local irritation. Then use a sterile gloved hand to insert the medicine into the vagina. Note that if menstruation occurs during treatment, continue treatment. With this form of suppository, the patient needs to use it according to the doctor's prescription, not arbitrarily buy the drug.
3. Some notes when using antiseptics Although there are few side effects, when using povidone iodide, you still need to pay attention to a few things:
When using the drug, it can cause local irritation, although it is rare. but can cause allergies such as iodine dermatitis, petechiae. Should be careful not to use for people with a history of hypersensitivity to iodine. When too much povidone iodide is used, an amount of iodine will be absorbed into the blood, causing an excess of iodine. Too much will cause thyroid disease such as goiter, hypothyroidism or hyperthyroidism. Using these preparations repeatedly on large skin lesions or severe burns will cause many undesirable effects such as: Metallic taste, increased salivation, sore throat, diarrhea, stomach pain, irritation, difficulty breathing, pulmonary edema..., severe can cause systemic reactions causing metabolic acidosis, hypernatremia and kidney damage. When using, pay attention not to use the drug for children under 2 years old, especially newborns. Avoid regular use for pregnant women, especially in the second and third trimesters of pregnancy should not be used, women who are breastfeeding, because iodine crosses the placenta-fetal barrier and is excreted in milk directly. next to children. People with a history of eardrum perforation should not use povidone iodide solution to wash the ear.

In general, although povidone iodide antiseptic is only a medicine for external use, it can also cause many dangerous side effects if not used properly. Therefore, if using povidon iodide to disinfect, you need to carefully read the instructions for use and follow the doctor's instructions. Especially those who are sensitive to iodine, pregnant women, young children, people with thyroid disease.

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