What Is Esketamine Otic and How Does It Work?
Esketamine otic is pending Food and Drug Administration (FDA) approval for treatment of acute inner ear tinnitus (ringing in the ear) following acute acoustic trauma or middle ear infection (otitis media).
Esketamine otic is available under the following different brand names: Keyzilen.
What Are the Dosages of Esketamine Otic?
Dosages of Esketamine Otic:
- Pending FDA approval for treatment of acute inner ear tinnitus following acute acoustic trauma or otitis media
Dosage Considerations – Should be Given as Follows:
Inner Ear Tinnitus
- Pending FDA approval for treatment of acute inner ear tinnitus following acute acoustic trauma or otitis media
What Are Side Effects Associated with Using Esketamine Otic?
Side effects of esketamine otic include:
- transient increase in tinnitus loudness and muffled hearing
This document does not contain all possible side effects and others may occur. Check with your physician for additional information about side effects.
What Other Drugs Interact with Esketamine Otic?
If your doctor has directed you to use this medication, your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor, health care provider or pharmacist first.
Esketamine otic is pending FDA approval for treatment of acute inner ear tinnitus following acute acoustic trauma or otitis media.
- Esketamine otic has no listed severe interactions with other drugs.
- Esketamine otic has no listed serious interactions with other drugs.
- Esketamine otic has no listed moderate interactions with other drugs.
- Esketamine otic has no listed mild interactions with other drugs.
This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist. Check with your physician if you have health questions or concerns.
What Are Warnings and Precautions for Esketamine Otic?
Warnings
This medication contains esketamine otic. Do not take Keyzilen if you are allergic to esketamine otic or any ingredients contained in this drug.
Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center immediately.
Contraindications
- No information available
Effects of Drug Abuse
- No information available
Short-Term Effects
- See "What Are Side Effects Associated with Using Esketamine Otic?”
Long-Term Effects
- See "What Are Side Effects Associated with Using Esketamine Otic?”
Cautions
- No information available
Pregnancy and Lactation
Esketamine otic is pending FDA approval for treatment of acute inner ear tinnitus following acute acoustic trauma or otitis media and there is no information available regarding its use during pregnancy or while breastfeeding.
From 
https://www.aurismedical.comhttps://www.rxlist.com/images/auris/Fact_Sheets/Keyzilen-Fact-Sheet-September-2017.pdf