Some lizards are poisonous and transmit venom when they bite people, so you need to know the specie of lizard that have bitten you. If it is a poisonous specie then you need to get the hospital quickly for treatment, normally the home remedy is to tie the area of the bite tightly to avoid the poison from spreading.
Some lizard are not so harmful, these kind of lizard would make you get a little pain to abraded which's the worst possibility. But some others has poison or their body or saliva has been infected by disease that will be harmful to touch. Small home lizard and gecko are harmful when they are infected by salmonella. If you get baid by them, wash your skin immediately.
Though lizards are harmless to humans. However, there are certain groups of lizards that can kill a man, or at least make them ill, or just inflict them with mild pain. Some lizards are in fact venomous, and some are quite aggressive.
Wash the wound for 6 minutes with large amount of clean warm water, do not use rubbing alcohol, hydrogen peroxide or iodine which can harm the tissues and slow the healing rate
If bitten by a lizard, wash the wound with soap and water, apply antiseptic, and seek medical attention if there are signs of infection. Lizards are not venomous and rarely bite, so they are not at risk of being killed.
Poisonous snake or lizard bite. A bite from a poisonous (venomous) snake or lizard requires emergency care. If you have been bitten by a snake or lizard that you know or think might be poisonous, call 911 or other emergency services right away. Don't wait for symptoms to develop
If a lizard bite is at risk of being killed, the person who is bitten should seek medical attention. Lizards are potentially harmful to humans because they are social animals that share resources with others. If a bite is fatal, the lizard will be let go without being killed.
A bite from a lizard requires emergency care. If you have been bitten by a snake or lizard that you know or think might be poisonous, call 911 or other emergency services right away. Don't wait for symptoms to develop.