Tramadog 50 mg Tablet for Dogs

Tramadol Hydrochloride

Last verified

Veterinary medicinal product: tablet. Distribution category: POM-V (Veterinary Medicines Regulations 2013, Schedule 3). Active substance: Tramadol Hydrochloride.1

In short: questions and answers

Does Tramadog 50 mg Tablet for Dogs need a prescription?
Prescription only. As stated in the registration decision.1
Which animals is Tramadog 50 mg Tablet for Dogs for?
Dogs.1
What is the active substance in Tramadog 50 mg Tablet for Dogs?
Tramadol Hydrochloride. ATCvet code: QN02AX02.13
What is the withdrawal period of Tramadog 50 mg Tablet for Dogs according to the leaflet?
No withdrawal period is set for this drug: it is not intended for food-producing animals.3
Dispensing
Prescription only1

POM-V: Prescription Only Medicine - Veterinarian. Supplied only on a prescription written by a veterinary surgeon who has assessed the animal.12

Supplied only on a veterinarian's prescription. As stated in the registration decision.

Animal species
Dogs1
Active substance
Tramadol Hydrochloride
ATCvet code
QN02AX023
Manufacturer
Marketing authorisation holder: Axience

Withdrawal period

No withdrawal period is set for this drug: it is not intended for food-producing animals.3

Summary of product characteristics

Composition

Each tablet contains:

Active substance:

Tramadol base ..................................43.90 mg

(equivalent to 50.00 mg tramadol hydrochloride)

For the full list of excipients, see section 6.1.

6.1 List of excipients

Cellulose, microcrystalline

Starch, pregelatinised

Beef flavour

Saccharin sodium

Silica, colloidal anhydrous

Magnesium stearate

Masking flavour

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Pharmaceutical form

Tablet.

White to cream slightly spotted, round and convex tablet of 10 mm with a cross-shaped break mark.

The tablets can be divided into 2 or 4 equal parts.

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Pharmacological properties

Pharmacotherapeutic group: Analgesics, other opioids, tramadol ATCvet-code: QN02AX02

5.1 Pharmacodynamic properties

Tramadol is a centrally acting analgesic agent with a complex mode of action exerted by its 2 enantiomers and primary metabolite, involving opioid, norepinephrine, and serotonin receptors. The (+) enantiomer of tramadol has a low affinity for the µ-opioid receptors, inhibits serotonin uptake and enhances its release. The (-) enantiomer preferentially inhibits norepinephrine reuptake. The metabolite O-desmethyltramadol (M1) has greater affinity for the µ-opioid receptors.

Unlike morphine, tramadol does not have depressing effects on respiration for an extensive analgesic dose range. Likewise, it does not affect gastrointestinal motility. The effects on the cardiovascular system tend to be mild. The analgesic potency of tramadol is about 1/10 to 1/6 of that of morphine.

5.2 Pharmacokinetic particulars

Tramadol is readily absorbed: after a single oral administration of 4.2 mg tramadol HCL per kg bodyweight peak plasma concentrations of 18.49 ng tramadol per mL are achieved within about 1 hour. Food does not significantly affect the absorption of the drug.

Tramadol is metabolized in the liver by cytochrome P450 mediated demethylation followed by conjugation with glucuronic acid. In dogs, lower levels of the active metabolite O-desmethyltramadol are formed compared to humans. Elimination occurs mainly via the kidneys with an elimination half-life of approximately 45 minutes.

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Target species

Dogs.

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Indications

For the reduction of acute and chronic mild soft tissue and musculoskeletal pain.

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Dosage

For oral use.

The recommended dose is 2-4 mg tramadol hydrochloride per kg body weight every 8 hours or as needed based on the intensity of pain.

Minimum dosing interval is 6 hours. The recommended maximum daily dose is 16 mg/kg. As the individual response to tramadol is variable and depends partly on the dosage, the age of the animal, individual differences in pain sensitivity and general condition, the optimal dosing regimen should be individually tailored using the above dose and re-treatment interval ranges. The dog should be examined regularly by a veterinarian to assess if additional analgesia is subsequently required. Additional analgesia can be administered by increasing the tramadol dose until the maximum daily dose is reached, and/or by following a multimodal analgesic approach with the addition of other suitable analgesics.

Please note that this dosing table is intended as a guide for dispensing the product at the high end of the dose range: 4 mg/kg bodyweight. It states the number of tablets required to administer 4 mg tramadol hydrochloride per kg bodyweight.

Dog bodyweight4 mg/kg dosage and no. of product tablets per administration
3.12 kg12.5 mg1/4
6.25 kg25 mg1/2
9.37 kg37.5 mg3/4
12.5 kg50 mg1
15.62 kg62.5 mg1+ 1/4
18.75 kg75 mg1 + 1/2
21.87 kg87.5 mg1 + 3/4
25 kg100 mg2
> 25 kgadminister an additional ¼ tablet ( ) per 3.12 kg bodyweight in excess of 25 kg

Tablets can be divided into 2 or 4 equal parts to ensure accurate dosing. Place the tablet on a flat surface, with its scored side facing up and the convex (rounded) side facing the surface.

4 equal parts: press down with your thumb in the middle of the tablet.

2 equal parts: press down with your thumbs on both sides of the tablet.

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Contraindications

Do not administer in conjunction with tricyclic antidepressants, monoamine oxidase inhibitors and serotonin reuptake inhibitors.

Do not use in known cases of hypersensitivity to the active substance or to any of the excipients.

Do not use in animals with epilepsy.

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Adverse reactions

Mild sedation and drowsiness may commonly occur, especially when higher doses are given.

Nausea and vomiting have uncommonly been observed in dogs after administration of tramadol.

In rare cases hypersensitivity can occur. In cases of hypersensitivity reactions the treatment should be discontinued.

In very rare cases tramadol may induce convulsions in dogs with a low seizure threshold.

The frequency of adverse reactions is defined using the following convention:

- very common (more than 1 in 10 animals treated displaying adverse reaction(s))

- common (more than 1 but less than 10 animals in 100 animals treated)

- uncommon (more than 1 but less than 10 animals in 1,000 animals treated)

- rare (more than 1 but less than 10 animals in 10,000 animals treated)

- very rare (less than 1 animal in 10,000 animals treated, including isolated reports).

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Warnings

Special precautions for use in animals As tablets are flavoured, store tablets out of reach of the animals in order to avoid accidental ingestion.

The tablet can only be dosed correctly in dogs weighing more than 3.12 kg. Use with caution in dogs with renal or hepatic impairment. In dogs with hepatic impairment the metabolism of tramadol to the active metabolites may be decreased which may reduce the efficacy of the product. One of the active metabolites of tramadol is renally excreted and therefore in dogs with renal impairment the dosing regimen used may need to be adjusted. Renal and hepatic function should be monitored when using this product. Cessation of long-term analgesic therapy should be done gradually whenever possible.

Special precautions to be taken by the person administering the veterinary medicinal product to animals Tramadol may cause sedation, nausea and dizziness after accidental ingestion, especially by children.

To avoid accidental ingestion, particularly by a child, unused tablet parts should be returned to the open blister space and inserted back into the carton and kept in a safe place out of the sight and reach of children.

In case of accidental ingestion, particularly by children, seek medical advice immediately and show the package leaflet or the label to the physician. In case of accidental ingestion by adults: do not drive as sedation may occur.

People with known hypersensitivity to tramadol or any of the excipients should avoid contact with the veterinary medicinal product.

Wash hands after use.

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Use during pregnancy, lactation or lay

Pregnancy:

In laboratory studies conducted on mice and / or rats and rabbits respectively, the use of tramadol did not reveal the existence of teratogenic, foetotoxic, maternotoxic effects. Use only according to the benefit-risk assessment by the responsible veterinarian.

Lactation:

In laboratory studies conducted on mice and / or rats and rabbits, respectively, the use of tramadol did not show any negative effects in the peri and post-natal period of offspring. Use only according to the benefit-risk assessment by the responsible veterinarian.

Fertility:

In laboratory studies conducted on mice and / or rats and rabbits respectively, the use of tramadol at therapeutic doses did not induce the appearance of unfavourable reactions on reproductive parameters and fertility in the male and female. Use only according to the benefit-risk assessment by the responsible veterinarian.

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Interactions

Concomitant administration of this product with depressant drugs of the central nervous system may potentiate the effects on C.N.S and respiratory depressant effects. This product can increase the effect of drugs that lower the seizure threshold. Drugs that inhibit (e.g. cimetidine and erythromycin) or induce (e.g. carbamazepine) CYP450 mediated metabolism may have an effect on the analgesic effect of this product. The clinical relevance of this interaction has not yet been definitively studied. The combination with mixed agonist/antagonists (e.g. buprenorphine, butorphanol) and the product is not advisable, because the analgesic effect of a pure agonist may be theoretically reduced in such circumstances.

See also section 4.3 Contraindications.

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Overdose

In cases of intoxication with tramadol symptoms similar to those observed with other centrally acting analgesics (opioids) are likely to occur. These include in particular miosis, vomiting, cardiovascular collapse, consciousness disorders up to coma, convulsions and respiratory depression up to respiratory arrest.

General emergency measures: maintain a patent airway, support cardiac and respiratory function depending on the symptoms. Inducing vomiting in order to empty the stomach is suitable unless the affected animal is showing reduced consciousness, in which case gastric lavage may be considered. The antidote for respiratory depression is naloxone. However, naloxone may not be useful in all cases of tramadol overdose as it may only partially reverse some of the other effects of tramadol. In case of seizures, administer diazepam.

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Special warnings

The analgesic effects of tramadol hydrochloride may be variable. This is thought to be due to individual differences in the metabolism of the drug to the primary active metabolite O-desmethyltramadol. In some dogs (non-responders) this may result in the product failing to provide analgesia. For chronic pain, multimodal analgesia should be considered. Dogs should be monitored regularly by a veterinarian to ensure adequate pain relief. In case of recurrence of pain or insufficient analgesia the analgesic protocol may need to be reconsidered.

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Withdrawal period

Not applicable.

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Incompatibilities

Not applicable.

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Immediate packaging

PVC-PVDC / aluminium thermosealed blister containing 10 tablets.

Box of 1 blister (10 tablets).

Box of 3 blisters (30 tablets).

Box of 6 blisters (60 tablets).

Box of 10 blisters (100 tablets).

Not all pack sizes may be marketed.

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Storage

After piercing a blister, replace unused tablet parts into the blister and place the blister back into the cardboard box.

This medicinal product does not require any special storage conditions.

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Shelf life

Shelf-life of the veterinary medicinal product as packaged for sale: 3 years.

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Disposal of unused product

Any unused veterinary medicinal product or waste materials derived from such veterinary medicinal product should be disposed of in accordance with local requirements.

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Additional information

Vm 57179/5002

9 DATE OF FIRST AUTHORISATION

01 March 2022

10 DATE OF REVISION OF THE TEXT

July 2025

Approved: 17 July 2025

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Registration holder

Axience

Tour Essor

14 Rue Scandicci

93500 Pantin

France

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Regulations

Sources

  1. VMD Product Information Database: Tramadog 50 mg Tablet for Dogs, 57179/5002 UK Veterinary Medicines Directorate (OGL v3.0), checked 2026-10-04 archived copy from 2026-10-04
  2. The Veterinary Medicines Regulations 2013, Schedule 3 (categories of veterinary medicinal products) UK Government, legislation.gov.uk, checked 2026-10-04 archived copy from 2026-10-04
  3. Summary of Product Characteristics: Tramadog 50 mg Tablet for Dogs UK Veterinary Medicines Directorate, SPC of the marketing authorisation holder, checked 2026-10-04 archived copy from 2026-10-04

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