As an antimicrobial and analgesic in urology, the drug “Katedzhel with lidocaine” is very popular. It is available as a clear, colorless gel and is used for local anesthesia and disinfection of the urethra before the procedure for the introduction of a catheter, endoscope or in other cases. Due to the absence of contraindications, this drug is actively used in pediatric practice, and for pregnant or lactating women.
On the composition and release form of the drug "Katedzhel"
Talking about the Katedzhel gel, one cannot fail to mention that it can be purchased in pharmacies only by prescription. It is sold packaged in 5 or 25 blisters in a cardboard box with the inscription "Katedzhel with lidocaine" (gel). A syringe (12.5 g) with an elongated breakaway tip in each blister is disposable, made of corrugated polypropylene. It is immediately filled with sterile medicine and is ready for use. By the way, it should be clarified that out of 12.5 g of this agent, about 10 g fall into the urethra during instillation
One hundred grams of the gel contains 0.05 g of chlorhexidine dihydrochloride and 2 g of lidocaine hydrochloride. As auxiliary components, glycerol, hyetellose and water for injection are used.
How does the drug "Katedzhel with lidocaine" act and in what cases
The composition of the described drug includes lidocaine hydrochloride, which has anesthetic effect when applied topically, as well as chlorhexidine, which can neutralize many gram-positive and gram-negative bacteria, yeast and dermatophytes. True, while this component does not affect acid-resistant fungi, viruses, bacteria and spores.
In urology, gynecology, proctology and pediatrics, the Katedzhel drug with lidocaine (photo of this tool you can see in the article) is used mainly as a local anesthetic during endoscopy, intubation, replacement of fistula catheters or for surgical interventions. In this case, adequate anesthesia occurs within 5-10 minutes after applying the named drug.
Katedzhel gel is also used in complex therapy as a means that can reduce pain in inflammatory processes in the vagina, cervical or urethra and in the rectum.
Some features of the use of the drug "Katedzhel with lidocaine"
In urology, the described drug is used for the urethral instillation procedure (drip infusion of a drug into the lumen of a diseased organ). At home, it is forbidden to do it, since only medical workers can properly conduct this treatment event and only with the appropriate equipment, observing the rules of antiseptics and the availability of practical skills.
Before introducing the instruments, the patient is cleaned and disinfected from the outside of the urethral opening. Then open the blister with the drug "Katedzhel with lidocaine" (gel) and remove the paper to constrict. Inside the package, the tip of the syringe tube is broken off and removed, making sure that there are no roughnesses at the fracture site. And to facilitate the administration process, a drop of substance is squeezed out of the syringe.
The instillation is carried out by easily pressing on the corrugated syringe, and after it is emptied, they continue to compress until it is completely removed from the channel. 10 minutes after instillation of the anesthetic gel, instruments can be introduced.
Drug dosage
Those who use the Katedzhel drug with lidocaine know that there are no special recommendations for its dose for women and children. As a rule, practitioners correlate the amount of gel administered with the anatomical size of the urethra.
Elderly, debilitated patients and those suffering from severe renal or hepatic insufficiency, the dose of the drug is selected individually individually, depending on the condition of the patient.
It should not be forgotten that if the contents of more than one syringe tube are used at a time (especially if the urethra is inflamed or has ulceration), the patient may experience symptoms of an overdose of the drug.
Contraindications
And although the reviews of specialists available on the use of the drug “Katedzhel with lidocaine” confirm its safety for almost all groups of patients, some of them should nevertheless refrain from using this drug. These include:
- Persons suffering from an allergic reaction to chlorhexidine;
- patients with diagnosed unstable angina or bradycardia;
- as well as patients with acute porphyria (except when there are convincing indications for the use of Katedzhel gel).
To avoid complications, experts advise for patients using the drug for the first time to carry out allergy tests.
In addition, the manufacturer warns about the danger of getting the drug in the eyes - in such cases, you need to rinse them with plenty of running water.
Presence of side effects and drug overdose
The described drug does not have any special side effects, and only possible allergic reactions in the form of dermatitis, skin rash, burning at the place of application and angioedema are mentioned as a negative effect of the gel.
As the instruction attached to the Katedzhel with Lidocaine drug emphasizes, an overdose of this drug is extremely rare and only in cases of severe damage to the urethra. Then the patient may experience cramps, dizziness, bradycardia (slowing of the heart rate) and collapse (a rapid drop in blood pressure caused by heart weakness and a sudden decrease in vascular tone). By the way, the main factor in overdose symptoms is lidocaine.
In such situations, the patient is shown the use of beta-adrenostimulants (with bradycardia), as well as short-acting barbiturates or muscle relaxants in convulsions. In a state of collapse, the patient is injected intravenously with Epinephrine or Dopamine.
How the drug interacts with other drugs
If you need to use the gel "Katedzhel with lidocaine", the use of iodine is highly undesirable. Soap and detergents containing an anionic group are also incompatible with the described drug.
Patients receiving antiarrhythmic drugs (Mexiletin or Tokanide), beta adenoblockers (Propranolol), and also calcium antagonists (Diltiazem, Verapamil) should be prescribed the gel with caution in connection with the risk impaired vascular conduction and contractility of the heart.
It can be used with drugs that are part of the cationic group ("Benzalkonium chloride"). And monoamine oxidase inhibitors can enhance the analgesic effect of lidocaine.
Who can use the Katedzhel drug
According to the instructions available for the Katedzhel drug with lidocaine, it can be used by women during pregnancy (although this should be done with caution in the first trimester) and when breastfeeding. This is due to its low ability to penetrate through the placenta or into breast milk. However, to enhance safety, the manufacturer still recommends abstaining from breastfeeding for 12 hours after applying the Katedzhel gel.
The described tool does not affect the ability to drive a car or other mechanisms. Also, it does not cause drowsiness or a slowdown in human reactions.
A few comments in the end
Kategel gel is stored in a dry place inaccessible to children and protected from light, at a temperature of no more than 25 ° C. It is impossible to freeze the drug, due to the risk of a decrease in the therapeutic effect. And in the absence of marking and violation of the integrity of the syringe tube with the gel, its use must be discarded.
The shelf life of this drug is 5 years, after which it is better to refrain from using the drug.
The synonyms of the described drug include Instillagel, Lidocaine Asept and Lidochlor.
In conclusion, one cannot fail to repeat that despite the availability of such a drug as Katedzhel gel with lidocaine, reviews of its relative safety and effectiveness, it is dangerous to use this drug without a doctor’s prescription! It is able to relieve pain and facilitate the course of the above diseases, but only subject to medical supervision. Otherwise, the patient risks irreparable harm to his health.