Lodoxamide Monograph for Professionals - Drugs.com

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# Lodoxamide

Brand name: Alomide
Drug class: Antiallergic Agents
- Mast-cell Stabilizers
ATC class: S01GX05
VA class: OP900
Chemical name: N,N′-2-(chloro-5-cyano-m-phenylene)dioxamic acid compound with 2-amino-2-(hydroxymethyl)-1,3-propanediol (1:2)
Molecular formula: C11H6ClN3O6•2C4H11NO3
CAS number: 63610-09-3

Medically reviewed by Drugs.com on Jul 22, 2022. Written by ASHP.

## Introduction

Mast-cell stabilizer.

## Uses for Lodoxamide

### Allergic Ocular Disorders

Symptomatic treatment of certain allergic ocular disorders including vernal keratoconjunctivitis, vernal conjunctivitis, and vernal keratitis (designated an orphan drug by FDA for such use).

## Lodoxamide Dosage and Administration

### Administration

#### Ophthalmic Administration

Apply topically to the eye as an ophthalmic solution. Not for injection. Not for subconjunctival injection or introduction directly into anterior chamber of the eye.

Avoid contamination of the solution container.

### Dosage

Available as lodoxamide tromethamine; dosage expressed in terms of lodoxamide.

#### Pediatric Patients

##### Allergic Ocular Disorders

###### Ophthalmic

Children ≥2 years of age: 1 or 2 drops of a 0.1% solution in the affected eye(s) 4 times daily for up to 3 months.

#### Adults

##### Allergic Ocular Disorders

###### Ophthalmic

1 or 2 drops of a 0.1% solution in the affected eye(s) 4 times daily for up to 3 months.

Detailed Lodoxamide ophthalmic dosage information

## Cautions for Lodoxamide

### Contraindications

- Known hypersensitivity to lodoxamide or any ingredient in the formulation.

### Warnings/Precautions

#### General Precautions

##### Ocular Effects

Possible ocular burning or stinging upon installation. (See Advice to Patients.)

#### Specific Populations

##### Pregnancy

Category B.

##### Lactation

Not known whether lodoxamide is distributed into milk. Use with caution in nursing women.

##### Pediatric Use

Safety and efficacy not established in children <2 years of age.

##### Geriatric Use

No substantial differences in safety and efficacy relative to younger adults.

### Common Adverse Effects

Ocular burning, stinging, discomfort.

## Lodoxamide Pharmacokinetics

### Absorption

#### Bioavailability

Plasma concentrations are undetectable following topical application to the eye.

### Distribution

#### Extent

Not known whether lodoxamide is distributed into milk.

### Elimination

#### Elimination Route

Excreted principally in urine after oral administration.

#### Half-life

8.5 hours following oral administration.

## Stability

### Storage

#### Ophthalmic

##### Solution

15–27°C.

## Actions

- Prevents the activation and release of inflammatory mediators from cells involved in hypersensitivity reactions, including mast cells, and inhibits chemotaxis of eosinophils.

- Exhibits no direct vasoconstrictor, antihistaminic, or anti-inflammatory activity.

## Advice to Patients

- Importance of learning and adhering to proper administration techniques to avoid contamination of the product.

- Importance of not wearing soft contact lenses during therapy (since benzalkonium chloride preservative may be absorbed by the lenses).

- Importance of contacting clinician if burning or stinging experienced during instillation persists.

- Importance of informing clinicians of existing or contemplated concomitant therapy, including prescription and OTC drugs as well as any concomitant illnesses.

- Importance of women informing clinicians if they are or plan to become pregnant or plan to breast-feed.

- Importance of informing patients of other important precautionary information. (See Cautions.)

## Preparations

Excipients in commercially available drug preparations may have clinically important effects in some individuals; consult specific product labeling for details.

Please refer to the ASHP Drug Shortages Resource Center for information on shortages of one or more of these preparations.

Lodoxamide Tromethamine
Routes | Dosage Forms | Strengths | Brand Names | Manufacturer
--- | --- | --- | --- | ---
Ophthalmic | Solution | 0.1% (of lodoxamide) | Alomide (with benzalkonium chloride) | Alcon

AHFS DI Essentials™. © Copyright 2023, Selected Revisions August 1, 2005. American Society of Health-System Pharmacists, Inc., 4500 East-West Highway, Suite 900, Bethesda, Maryland 20814.

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## More about lodoxamide ophthalmic

- Side effects
- Dosage information
- During pregnancy
- Drug class: ophthalmic antihistamines and decongestants
- Breastfeeding
- En español

### Patient resources

- Drug Information
- Lodoxamide Ophthalmic (Advanced Reading)

### Professional resources

#### Other brands

Alomide

### Related treatment guides

- Conjunctivitis
- Keratitis
- Keratoconjunctivitis

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