Home β€Ί Medications β€Ί Citalopram (Celexa)
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Emergency exposure: call now

Also sold as Celexa

At amounts a dog can reach in a normal household, this needs a vet or poison-control call straight away rather than watching and waiting.

DogSafe severity score
7/10

My dog ate Citalopram (Celexa). This medicine changes central nervous system signaling. An accidental dose can produce sedation or agitation, abnormal coordination, heart-rate or blood-pressure changes, tremors, temperature changes, serotonin-related signs, or seizures depending on the exact drug and amount. Call with the exact strength, amount, formulation, time, and your dog's weight rather than waiting for symptoms.

Call a vet or poison control now. Do not wait for symptoms.

ASPCA Animal Poison Control (888) 426-4435 or Pet Poison Helpline (855) 764-7661. A consultation fee may apply.

If your dog ate Citalopram (Celexa), call now

Do not wait for symptoms and do not wait until you have filled in the form below. Call first, then use the checklist while you are on the phone.

Exposure details to have ready

These are the questions a veterinarian or poison-control operator will ask. Fill in what you know and leave the rest blank. This tool does not estimate a dose or a risk score: medication risk depends on the exact ingredient, strength, and formulation, so the assessment has to come from the clinician on the call.

Signs so far
Before you call
  • Keep the package, blister pack, or prescription bottle. The strength and the full ingredient list are what make the advice specific.
  • Do not induce vomiting unless a veterinarian or poison-control professional tells you to. It is the wrong move for several medications and can cause harm on its own.
  • Do not give milk, food, salt, hydrogen peroxide, or any home remedy on your own.
  • Do not give a second dose of anything to make up for one you think was missed.
  • Count what is left in the packet, so the number missing can be worked out.

Your exposure summary

Read this down the phone or paste it into a message to your vet. It stays on your device; nothing here is sent to DogSafe.

Why Citalopram (Celexa) is dangerous

Citalopram, sold as Celexa, requires drug-specific guidance. This medicine changes central nervous system signaling. An accidental dose can produce sedation or agitation, abnormal coordination, heart-rate or blood-pressure changes, tremors, temperature changes, serotonin-related signs, or seizures depending on the exact drug and amount.

Part of the Antidepressants guide

For related dog-safety questions and product-by-product answers, see the complete antidepressants guide.

Confirm the exact medicine

Use the dispensing label, not tablet color or shape. Celexa is a brand association for Citalopram, but generic manufacturers and combination products can look different.

Strength and formulation matter

Record milligrams per tablet or milliliter, count missing doses, and note immediate- versus extended-release. Do not compare only the number of pills.

An extra prescribed dose and a bottle raid are different

If this is your dog's own prescription, tell the veterinarian the scheduled dose and time. If the drug belongs to a person or another pet, make that clear immediately.

Signs to watch for

Vomiting, unusual sleepiness or agitation, wobbliness, tremors, abnormal heart rate, fever, or seizures

Related items

Check the exact item or ingredient before assuming two similar exposures carry the same risk.

What to do next

Keep the bottle and dispensing label, count missing pills or measure missing liquid, note the time and dog weight, and call before giving any home treatment.

🚨Step-by-step: what to do in the first 10 minutes β†’
Animal poison control

A practical exposure guide for citalopram

Medication decisions require the exact active ingredient, strength, formulation, amount, timing, and patient. The steps below keep those facts separate and avoid unsafe home dosing advice.

1. Start with the dispensing label

This medicine changes central nervous system signaling. An accidental dose can produce sedation or agitation, abnormal coordination, heart-rate or blood-pressure changes, tremors, temperature changes, serotonin-related signs, or seizures depending on the exact drug and amount. Browse the complete medication safety directory β†’

2. Count milligrams, not just pills

A tablet count without strength and release type is incomplete. Photograph both sides of the label and preserve any fragments or packaging. Compare a related medication β†’

3. Avoid improvised treatment

Do not induce vomiting or give another medicine unless directed. Some formulations make vomiting or charcoal unsafe, and delay can matter. Follow the first 10 minutes checklist β†’

4. Call before signs become severe

Vomiting, unusual sleepiness or agitation, wobbliness, tremors, abnormal heart rate, fever, or seizures. The absence of early signs is not an all-clear after a credible exposure. Review signs of dog poisoning β†’

FAQ

How much Citalopram (Celexa) is dangerous?

There is no safe one-pill rule: tablets, capsules, liquids, patches, and extended-release forms vary in strength. Count what is missing and compare total milligrams with the dog's weight only with a veterinarian or poison specialist.

Can I treat this at home?

Do not induce vomiting, give food, charcoal, or another medicine unless a veterinarian or poison specialist directs you. Keep your dog quiet and prevent any additional exposure.

When should I call the vet?

Call a veterinarian or animal poison control now after an unplanned ingestion. Have the exact drug, strength, formulation, count, time, dog weight, prescriptions, and current signs ready.

Is Citalopram used in dogs?

Some human medicines have veterinary uses, but that does not make an unplanned exposure safe. Only a veterinarian with the dog's history can select the product and dose.

Can I monitor one Citalopram pill at home?

Do not use a one-pill rule. Strength, formulation, body weight, health history, and drug interactions all matter; call with the label for case-specific guidance.

What symptoms matter after Citalopram?

Report any vomiting, unusual sleepiness or agitation, wobbliness, tremors, abnormal heart rate, fever, or seizures. Do not wait for symptoms before calling after a credible unplanned ingestion.

SourcesUpdated August 30, 2026
  • Merck Veterinary Manual β€” poisonings from human prescription drugs
  • Pet Poison Helpline β€” human medications poisonous to pets
  • FDA β€” medication safety for pets
Read DogSafe's sources and review policy β†’
Compiled from veterinary poison-control and medical reference sources, including the ASPCA Animal Poison Control Center, the Pet Poison Helpline, and the Merck Veterinary Manual. This is general educational information, not a diagnosis or a substitute for examination by your veterinarian. DogSafe's severity ratings are our own assessment, calculated from published guidance and your dog's weight. In an emergency, call ASPCA Animal Poison Control at 888-426-4435 or the Pet Poison Helpline at 855-764-7661.