If you are taking fusidic acid, lidocaine can lead to side effects and should be avoided. Learn more from our experts about topical lidocaine.

If you are taking fusidic acid, idelalisib, tizanidine, or conivaptan, lidocaine can lead to side effects and should be avoided. 
 
This answer was adapted from Sharecare&#39;s award-winning AskMD app. <a href="https://www.sharecare.com/askmd/get-started" target="_blank">Start a consultation now </a>to find out what&#39;s causing your symptoms, learn how to manage a condition, or find a doctor.

Does topical lidocaine interact with any other medications?

There are a few medications and substances that should be avoided if taking benzodiazepines. Learn more from our experts on what to avoid.

When taking benzodiazepines, any other type of medication that causes drowsiness or impaired alertness and reaction time can be potentially dangerous, especially if one has to drive an automobile. Alcohol should not be consumed when taking benzodiazepines.

What medications interact with benzodiazepines?

Lidocaine is a local anesthetic available in a skin patch (Lidoderm). Learn more from our experts about topical lidocaine.

Lidocaine is a local anesthetic (pain-reliever) available in a skin patch (Lidoderm) that helps control small areas of nerve pain. The patch is FDA-approved to treat postherpetic neuralgia, the nerve pain caused by a shingles infection. Patches are applied directly to the painful area. Studies have shown it to be an effective pain reliever for some people.

This answer was adapted from Sharecare&#39;s award-winning AskMD app. <a href="/askmd/get-started" target="_blank">Start a consultation now</a>&nbsp;to find out what&#39;s causing your symptoms, learn how to manage a condition, or find a doctor.

What is topical lidocaine?

If you are breastfeeding, note that lidocaine is passed into breast milk and thus may not be a good option for you. Learn more from our experts about topical lidocaine.

If you have heart conduction disorder (AV block) or impaired liver function, lidocaine may not be a good option for you.

Lidocaine may not be a good option for you if you are pregnant, planning to become pregnant, or may be pregnant. It is not known if it is safe for pregnant women.

If you are breastfeeding, note that lidocaine is passed into breast milk and thus may not be a good option for you.

This answer was adapted from Sharecare&#39;s award-winning AskMD app. <a href="/askmd/get-started" target="_blank">Start a consultation now</a>&nbsp;to find out what&#39;s causing your symptoms, learn how to manage a condition, or find a doctor.

What should I know before using topical lidocaine?

If you are taking fusidic acid, idelalisib, tizanidine, or conivaptan, lidocaine can lead to side effects and should be avoided.

This answer was adapted from Sharecare&#39;s award-winning AskMD app. <a href="/askmd/get-started" target="_blank">Start a consultation now</a>&nbsp;to find out what&#39;s causing your symptoms, learn how to manage a condition, or find a doctor.

During labor and delivery, local anesthesia provides numbness or loss of sensation in a small area. Learn more from our experts about local anesthesia, labor, and delivery.

During labor and delivery, local anesthesia provides numbness or loss of sensation in a small area. It does not, however, lessen the pain of contractions.&nbsp; 
 
A procedure called an episiotomy may be done by your obstetrician before delivery. Local anesthesia is helpful when an episiotomy needs to be done or when any vaginal tears that happened during birth are repaired. 
 
Local anesthesia rarely affects the baby. There usually are no side effects after the local anesthetic has worn off.

Dr. Sarah Spraitzar, MD

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