Clemastine are used as an antihistamine to relieve itching caused by allergies and atopy. Clemastine Fumarate.
How it works: Clemastine is a selective histamine H1 antagonist. It binds to the histamine H1 receptor, and blocks histamine, allowing for temporary relief of allergy symptoms.
Dosage & Administration: Clemastine is not FDA-approved for use in animals. However, it is a commonly accepted practice for veterinarians to use this medication in dogs and cats. The usual dose in dogs is .67 - 1.34 mg every 12 hours. The usual dose in cats is .67 mg every 12 hours.
What happens if I miss giving a dose: Give the missed dose as soon as you remember. However, if it is almost time for the next scheduled dose, skip the missed dose and give the next regular dose as directed. Do not double dose.
Clemastine should not be used in: This medication should not be used in animals who are allergic to it. Do not administer Clemastine to pregnant or lactating animals, or to animals with prior prostate and bladder conditions, severe cardiac failure, or glaucoma.
Possible side effects: Side effects may include diarrhea, lethargy, sedation, hyperactivity, and dry mouth. If you observe any of these side effects, contact your veterinarian as soon as possible.