Pseudoephedrine
Also known as: Equiphed, Sudafed, Equi-Phar Equi-Hist 1200 Granules, Drixoral, Histgranules, Tri-Hist, Kid Kare
* **Consistency is Key:** For this drug to be effective, it must be administered exactly as directed by the veterinarian. Missed doses will negate its effect (e.g., urine dribbling will return). It may take several days for the full benefit of the drug to take place. * **Watch for Side Effects:** Because this drug acts as a stimulant, your pet might become restless, pant more than usual, or lose their appetite. * **When to Call the Vet:** Contact your veterinarian immediately if your pet demonstrates ongoing changes in behavior (restlessness, irritability), has a racing heart, or if the urinary incontinence persists or increases. > **Safety Warning:** Keep this medication strictly out of reach of all pets and children. Even small accidental overdoses can be extremely dangerous.
Dosage must be set by your veterinarian for your specific pet. Never give human medication or another pet’s prescription without veterinary guidance.
What it is used for
- As a decongestant
- For use when an antihistamine/decongestant may be useful using the pyrilamine/pseudoephedrine oral granules
- For urinary incontinence, or as a decongestant
- To increase urethral tone
- For retrograde ejaculation
How it is given
Possible side effects
- Panting
- Decreased appetite
- Lethargy
- Tachycardia
- CNS excitement
- Restlessness
- Insomnia
- Hypertension
- Arrhythmias
Cautions & contraindications
- Glaucoma
- Prostatic hypertrophy
- Hyperthyroidism
- Diabetes mellitus
- Cardiovascular disorders
- Hypertension
- Use with caution in patients with glaucoma, prostatic hypertrophy, hyperthyroidism, diabetes mellitus, cardiovascular disorders, or hypertension. Restricted drug in USA; can be used as a precursor to manufacture methamphetamine. Safe use has not been established during pregnancy (FDA Category C in humans). Not recommended during breastfeeding as the drug enters maternal milk.
Drug interactions
- Monoamine Oxidase (MAO) Inhibitors (e.g., amitraz, selegiline): Should not be given within two weeks of receiving MAOIs; risk of severe hypertension and toxicity.
- Reserpine: Increased chance of hypertension if given concomitantly.
- Other Sympathomimetic Agents (e.g., ephedrine, phenylpropanolamine): Increased toxicity may result; should not be administered together.
- Tricyclic Antidepressants (e.g., clomipramine, amitriptyline): Increased chance of hypertension if given concomitantly.
Frequently asked questions
What is Pseudoephedrine used for in pets?
* **Consistency is Key:** For this drug to be effective, it must be administered exactly as directed by the veterinarian. Missed doses will negate its effect (e.g., urine dribbling will return). It may take several days for the full benefit of the drug to take place. * **Watch for Side Effects:** Because this drug acts as a stimulant, your pet might become restless, pant more than usual, or lose their appetite. * **When to Call the Vet:** Contact your veterinarian immediately if your pet demonstrates ongoing changes in behavior (restlessness, irritability), has a racing heart, or if the urinary incontinence persists or increases. > **Safety Warning:** Keep this medication strictly out of reach of all pets and children. Even small accidental overdoses can be extremely dangerous.
Is Pseudoephedrine safe for my pet?
Dosage must be set by your veterinarian for your specific pet. Never give human medication or another pet’s prescription without veterinary guidance.
This article is for general education and is not a substitute for professional veterinary advice. If your pet is unwell, please consult a veterinarian.
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