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clemastine
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(KLEM as teen)

Uses

Allergic Rhinitis

Symptomatic relief of rhinorrhea, sneezing, lacrimation, itching eyes, or oronasopharyngeal itching associated with allergic rhinitis (e.g., hay fever) or other upper respiratory allergies.

Allergic Skin Disorders

Management of mild, uncomplicated allergic skin manifestations of urticaria and angioedema.

Common Cold

Self-medication for temporary relief of symptoms associated with the common cold (e.g., rhinorrhea, sneezing).

Dosage and Administration

Administration

Oral Administration

Administer orally as tablets or oral solution.

Dosage

Available as clemastine fumarate; dosage expressed in terms of the salt.

1.34 mg clemastine fumarate equivalent to 1 mg clemastine.

Individualize dosage according to patient’s response and tolerance.

Pediatric Patients

Allergic Conditions

Allergic Rhinitis
Oral

Children 6 to <12 years of age: Initially, 0.67 mg twice daily (as oral solution). Because single doses of up to 3.02 mg have been well tolerated, may increase dosage as necessary, not to exceed 4.02 mg daily.

Children ≥12 years of age: 1.34 mg every 12 hours (as tablets or oral solution); this is the maximum dosage recommended for self-medication. When used under the direction of a clinician, may increase dosage as necessary, not to exceed 8.04 mg daily.

Allergic Skin Disorders
Oral

Children 6 to <12 years of age: Initially, 1.34 mg twice daily (as oral solution). May increase dosage as necessary, not to exceed 4.02 mg daily.

Children ≥12 years of age: 2.68 mg 1–3 times daily (as tablets or oral solution), not to exceed 8.04 mg daily.

Common Cold

Oral

Self-medication in children ≥12 years of age: Usually, 1.34 mg every 12 hours (as tablets), not to exceed 2.68 mg daily unless otherwise directed by a clinician.

Adults

Allergic Conditions

Allergic Rhinitis
Oral

Initially, 1.34 mg every 12 hours (as tablets or oral solution); this is the maximum dosage recommended for self-medication. When used under the direction of a clinician, may increase dosage as necessary, not to exceed 8.04 mg daily.

Allergic Skin Disorders
Oral

2.68 mg 1–3 times daily (as tablets or oral solution), not to exceed 8.04 mg daily.

Common Cold

Oral

Self-medication: Usually, 1.34 mg every 12 hours (as tablets), not to exceed 2.68 mg daily unless otherwise directed by a clinician.

Prescribing Limits

Pediatric Patients

Allergic Conditions

Allergic Rhinitis
Oral

Children 6 to <12 years of age: Maximum 4.02 mg daily.

Children ≥12 years of age: For self-medication, maximum 1.34 mg every 12 hours. When used under the direction of a clinician, maximum 8.04 mg daily.

Allergic Skin Disorders
Oral

Children 6 to <12 years of age: Maximum 4.02 mg daily.

Children ≥12 years of age: Maximum 8.04 mg daily.

Common Cold

Oral

Children ≥12 years of age: For self-medication, maximum 2.68 mg daily unless otherwise directed by a clinician.

Adults

Allergic Conditions

Allergic Rhinitis
Oral

Self-medication: Maximum 1.34 mg every 12 hours. When used under the direction of a clinician, maximum 8.04 mg daily.

Allergic Skin Disorders
Oral

Maximum 8.04 mg daily.

Common Cold

Oral

Self-medication: Maximum 2.68 mg daily unless otherwise directed by a clinician.

Special Populations

Geriatric Patients

Reduce dosage if mild adverse effects occur. (See Geriatric Use under Cautions.)


Last Updated: November 01, 2008
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