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Indications for use of lidocaine during pregnancy


The composition and function of lidocaine. Can I use lidocaine during pregnancy? Contraindications, methods of use and dosage. Side effects. special instructions

Lidocaine - a local anesthetic,having antiarrhythmic effect applied in virtually all areas of medicine. He produced in different forms, suitable for a particular case: injection of various concentrations, aerosol, gel, spray, eye drops.

Action and composition of lidocaine

Indications for use of lidocaine during pregnancyA preparation in capsules based on lidocaine hydrochloride and water for injection. For parenteral forms still contains sodium chloride. The solution in the ampoules transparent and odorless.

The aerosol used for topical application,It contains 4.8 mg of lidocaine per dose. As auxiliary components include: peppermint oil, propylene glycol and ethanol. As a solution, it is colorless, has a bitter taste of menthol and similar odor.

Duration of the aerosol and the solution varies from 60 minutes to one and a half hours, but acidosis (nerve) tissue of its analgesic effect is slightly suppressed.

Lidocaine pregnancy often used as a spray. It acts very quickly - within 1 minute.

The maximum effect is maintained for about 6 minutes, and then gradually decreased, disappearing completely after another quarter of an hour.

Lidocaine can be used in virtuallyall situations where you need local anesthesia. It does not irritate the tissue, dilates blood vessels, is distributed evenly throughout the body, but can pass through the placental barrier.

Can I use lidocaine during pregnancy?

The tool is used for local anesthesiamedical procedures that cause pain, surgical interventions, painful endoscopic and instrumental studies. Very often it is necessary to use in the dental practice.

The indications for the use of funds are the following states:

  • Indications for use of lidocaine during pregnancyRemoving moving and falling out of the teeth;
  • Excision of superficial abscesses;
  • During lecheniyazubov;
  • Suturing with injuries or sores in the mouth;
  • Removal of the bone fragments after oral trauma;
  • Fixing the crown on a tooth;
  • Set of dentures;
  • Removal of an inflamed papilla language;
  • In preparation for the X-rays to reduce elevated pharyngeal reflex;
  • Removal of benign tumors in the mouth;
  • Autopsy cysts of the salivary glands.

Certainly, many people know that during the period of gestation is very often caused problems with their teeth. It is therefore often applied lidocaine during pregnancy for the treatment of teeth, but only in the form of a spray!


Lidocaine belongs to the potent medications, like all the other anesthetic drugs, so there is a high likelihood of developing side effects.

Contraindications are the following diseases and conditions:

  • Indications for use of lidocaine during pregnancyHeavy bleeding;
  • Severe heart failure;
  • Hypotension;
  • Abnormal liver function;
  • The infection is localized in the proposed injection site;
  • Individual intolerance;
  • Myasthenia gravis;
  • Low blood pressure;
  • Cardiogenic shock.

Dosage and Administration

The dose depends on the type of manipulation spaceanesthesia, the patient's condition. The maximum allowable number for an adult - 4.5 mg per kilogram body weight. Lidocaine as a spray used during pregnancy spray to mucous membranes.

Indications for use of lidocaine during pregnancyAs a rule, the most used indentistry. For certain manipulations may require from 1 to 3 sprays. The dose usually depends on the area of ​​tissue that must be anesthetized.

When administered intravenously, the drug is capable ofpenetrate the placenta, so its use at this time is undesirable. However, this does not mean that it is not used. Lidocaine can be used on strict conditions, such as threat to the life of the future mother, and after evaluation specialist of possible risks to the fetus.

It is recommended to apply it in the form of a spray. If observe the dosage, the dangers it poses. Otherwise, the penetration of the placenta, possible pathology of child development.

Side effects

  1. Indications for use of lidocaine during pregnancyNervous system - headache, drowsiness, euphoria, anxiety, tinnitus, slurred speech, tremors, seizures, blurred vision, feeling numb tongue, dizziness;
  2. Gastrointestinal - nausea, vomiting, indigestion process;
  3. Heart and blood vessels - a sharp drop or rise in blood pressure, tachycardia, chest pain, collapse, bradycardia;
  4. Allergic reaction: pyrexia, dermatitis, rashes and itching of the skin;
  5. Local reactions - burning at the application means.

Special instructions for use

In some cases it is possible to reduce the standard dosepreparation, for example, during pregnancy. Also, reducing the need for it arises in the kidney and liver failure, epilepsy, diseases of the hematopoietic system.

With the utmost care product is used for injuries and damage to mucous, debilitated patients. Using the spray, it is necessary to avoid contact with the eyes, the respiratory tract.

Do not use lidocaine with digitoxin,beta-blockers, kurarepodobnyemi drugs aymalinu, verapamil, amiodarone, novokainamidom, geksenalom, inggibitorami MAO, polymyxin-B, cimetidine, phenytoin, ethanol, propafenone, hypnotics and sedatives (sedative) drugs.

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