The drug "Polydex", the composition of which includes three components - polymyxin B, neomycin and dexamethasone - has antibacterial, anti-allergic and anti-inflammatory effects. The mechanism of activity is based on the properties of its components. The drug has a damaging effect on the cell walls of microbes, thus provoking their death. Dexamethasone - a glucocorticosteroid - has a desensitizing, anti-allergic, anti-inflammatory effect. Neomycin is active against a number of strains of pathogenic bacteria. Polymyxin B acts on certain gram-negative microorganisms. Anaerobes are resistant to medication.
Means of "Polydex". Instructions for use. Indications
The drug is recommended for external otitis without damage to the eardrum. Indications include, but are not limited to, infected eczema of the external auditory canal.
The medicine "Polydex". Instructions for use. Contraindications
Do not prescribe medication for fungal and viral lesions, hypersensitivity. Contraindications include perforation, traumatic damage to the eardrum.
The medicine "Polydex". Instructions for use. Adverse reactions
The medication increases the likelihood of toxic effects of aminoglycosides, manifested in the disorder of the vestibular and auditory functions. The risk of these complications is especially great when the integrity of the eardrum is impaired . Side effects of the drug include allergic reactions.
The drug "Polydex". Instructions for use
The product is used externally. Adults are recommended one to five drops in each ear. Frequency of use - twice a day. Dosage for children - 1-2 drops twice a day. Duration of use - from 6 to 10 days. Before instillation, the medicine should be warmed to body temperature. To do this, it is recommended to hold it in your hand. This prevents the occurrence of unpleasant sensations when the cool fluid enters the ear canal. After instillation in one ear, you should turn your head in the opposite direction, holding it in this position for several minutes, then - instill the product in the other ear.
The drug "Polydex". Instruction Price
The cost of the funds varies within 200 rubles.
additional informationDue to prolonged use of the drug in pregnant patients, the risk of toxic effects on the fetus increases. The use of the product is unacceptable during perforation of the eardrum due to the development of dangerous consequences (vestibular disorders, deafness). Other aminoglycosides should not be used simultaneously with the Polydex medication. Against the background of local use of polymexin B and neomycin, the occurrence of an allergic reaction may exclude the possibility of prescribing systemic antibiotics that are similar in structure to these components. Due to allergies to neomycin, a cross-reaction to aminoglycoside preparations is likely.