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Metodex is an eye drop solution commonly used topically to treat inflammation, swelling, and redness of the eye. Metodex contains 2 main ingredients, antibiotics and corticosteroids, if used for a long time or too much can lead to some unwanted effects. The following article will help you get a few more useful information about the side effects of Metodex.1. What is Metodex and in what cases is it used?
1.1 What is Metodex? Metodex is an antibacterial and antiseptic eye drop from Vietnam. Metodex drug solution contains 2 main active ingredients, Tobramycin and Dexamethasone, the respective concentrations in each 5ml of the drug are 15mg and 5mg. Metodex can be used without a prescription and is intended for people 10 years of age and older.
What is Tobramycin and Dexamethasone in Metodex?
Tobramycin is a bactericidal antibiotic of the Aminoglycoside family, water soluble and extracted from the fungus Streptomyces tenebarius, used to treat infections caused by bacteria. The drug's mechanism of action is currently not fully known. Dexamethasone belongs to a class of drugs known as Corticosteroids. Dexamethasone is almost insoluble in water. The drug reduces the immune response to various diseases to reduce symptoms such as swelling, edema and allergic-type reactions. 1.2. What is Metodex used for? Metodex is used to treat conditions such as:
Infection or risk of bacterial eye infection caused by strains of bacteria sensitive to Tobramycin causing blepharitis, ocular conjunctivitis, keratitis and anterior segment of the eyeball Chronic anterior uveitis Injury to the cornea due to chemical radiation, thermal burns, or foreign bodies
2. How should Metodex eye drops be used and stored?
The correct use of eye drops will help bring efficiency and avoid unnecessary accidents. Here's how to use Metodex eye drops:
Before using Metodex eye drops wash your hands. To avoid contaminating the dropper tip, avoid touching your hands, eyes or any other surface. If you use contact lenses, remove them while taking the medication. Tilt your head back, look up, and use one hand to pull down your lower eyelid to form a pocket. Hold the dropper above the eye and place one drop in the pouch. Then look down and close your eyes gently for one to two minutes. To prevent the medication from leaking out, gently press the corner of your eye (near the nose) with your hand. Repeat the above steps if a further drop is needed or to the opposite eye. Do not wash the dropper tip and the dropper cap can be changed after each use. The usual dose of Metodex eye drops is 1 to 2 drops every 2 hours for the first 24-48 hours. After that, if the eye condition has improved, you can gradually reduce the number of drops, but you should not stop taking the medicine too soon.
If a dose of Metodex is missed, take it as soon as possible, however, if it is too close to the next one, skip the dose and take the next dose of Metodex as usual, do not double the dose.
Storage: Keep Metodex eye drops in a dry place, below 30 degrees Celsius and avoid sunlight.
3. Who should not use Metodex eye drops?
Some people below should not use Metodex eye drops:You have a history of allergy to Tobramycin or Dexamethasone or any other ingredient in the drug Herpes simplex Keratitis Herpes simplex Cowpox Chickenpox Conjunctivitis, cornea due to virus. Mycobacterium infection Eye disease Eye disease caused by fungus To avoid the side effects of the drug, some people, or the following conditions need to be cautious in using Metodex:
Hypersensitivity reactions. Immunocompromised People who are taking with other aminoglycoside antibiotics because they may cause cross-allergies. Children under 2 years old: the effectiveness and safety of Metodex for this subject have not been confirmed, so caution should be taken when using Metodex Pregnant or lactating women. Use Metodex for more than 10 days or use more than 20ml of the drug, because it can cause fungal infections in the eyes or cause overgrowth of fungi and microorganisms that are not sensitive to the drug.
4. What are the side effects of Metodex?
You may experience itching, erythema in the conjunctiva, swelling of the eyelids, these are local toxic reactions and hypersensitivity due to the side effects of Tobramycin. Careful monitoring of total serum concentrations is required if you are using concomitantly Metodex for topical ophthalmic treatment and other systemic antibiotics of the Aminoglycoside family.
Glaucoma progression to glaucoma, subcapsular cataracts, optic nerve damage infrequently, delayed wound healing due to undesirable effects of the Dexamethasone component.
In addition, the long-term use of steroids in general and Metodex in particular can easily lead to secondary bacterial infections. If you have a long-standing corneal ulcer, before using steroids to treat it, it is necessary to consider the risk of fungal infection.
To use Metodex eye drops safely and most effectively, use them correctly, at the right dose, and if you experience any of the above side effects, stop taking Metodex and tell your doctor or to a medical facility for timely examination and treatment.
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