Do not use Lidfast 2% Jelly if you are allergic to any of its components. Avoid using Lidfast 2% Jelly on larger skin areas or for a prolonged duration. Inform your doctor if you have methemoglobinemia (abnormal methemoglobin in the blood), heart, kidney or liver problems. Consult your doctor before using Lidfast 2% Jelly if you are pregnant or breastfeeding. Lidfast 2% Jelly is not recommended for children as safety and effectiveness have not been established.

Lidfast 2% Jelly is a pain reliever that is used during specific medical operations (such as putting a tube into the urinary system). It is also used to numb the lining of the mouth, throat, or nose prior to some medical operations (for example, intubation). Lidocaine jelly is also used to treat discomfort caused by urinary tract swelling (urethritis). It works by numbing particular moist parts of the body. Lidocaine is a kind of medication known as a local anesthetic. Lidfast 2% Jelly contains 'Lignocaine Hydrochloride,' which prevents sodium ions’ influx (entry) into the membrane covering the nerves, hence blocking impulse initiation and conduction.

Lidfast 2% Jelly belongs to the class of local anaesthetics. It is a local anaesthetic used to numb certain body areas temporarily. On the other hand, it is used as an anaesthetic lubricant to insert instruments in the human body for medical procedures (e.g., catheters). It is also used to treat symptoms of painful inflammation of the urethra and bladder.

Lidfast 2% Jelly contains 'Lignocaine Hydrochloride'. It works by reducing pain sensation by working on peripheral nerves in the body. 

Lidfast 2% Jelly should be used as directed by your physician. Generally, it is used before undergoing clinical procedures. Sometimes, Lidfast 2% Jelly may cause application site reactions such as a burning sensation, itching, redness, and irritation. Most of these side effects do not require medical attention and will resolve gradually over time. However, you are advised to talk to your doctor if you experience these side effects persistently.

If you are pregnant or breastfeeding, inform your doctor before using Lidfast 2% Jelly. It is not recommended for use in children as the safety data are not available. Avoid contact of Lidfast 2% Jelly with eyes, nose, mouth, swollen skin or open wounds. In case of accidental contact with these areas, rinse with water immediately.