Melosus 0.5 mg/ml Oral Suspension for Cats and Guinea Pigs

Meloxicam

Last verified

Veterinary medicinal product: oral suspension. Distribution category: POM-V (Veterinary Medicines Regulations 2013, Schedule 3). Active substance: Meloxicam.1

In short: questions and answers

Does Melosus 0.5 mg/ml Oral Suspension for Cats and Guinea Pigs need a prescription?
Prescription only. As stated in the registration decision.1
Which animals is Melosus 0.5 mg/ml Oral Suspension for Cats and Guinea Pigs for?
Cats, Guinea pig.1
What is the active substance in Melosus 0.5 mg/ml Oral Suspension for Cats and Guinea Pigs?
Meloxicam. ATCvet code: QM01AC06.13
What is the withdrawal period of Melosus 0.5 mg/ml Oral Suspension for Cats and Guinea Pigs 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
Cats1, Guinea pig1
Active substance
Meloxicam
ATCvet code
QM01AC063
Manufacturer
Marketing authorisation holder: CP Pharma Handelsgesellschaft mbH

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 ml contains:

Active substances:

Meloxicam 0.5 mg

Excipients:

Qualitative composition of excipients and other constituentsQuantitative composition if that information is essential for proper administration of the veterinary medicinal product
Sodium benzoate1.75 mg
Sorbitol
Glycerol
Polysorbate 80
Disodium phosphate dodecahydrate
Silica, colloidal anhydrous
Hydroxyethylcellulose
Citric acid monohydrate
Sodium cyclamate
Sucralose
Anise aroma
Water, purified

Yellow/green suspension.

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Pharmacological properties

4.1 ATCvet code: QM01AC06

4.2 Pharmacodynamics

Meloxicam is a Non-Steroidal Anti-Inflammatory Drug (NSAID) of the oxicam class which acts by inhibition of prostaglandin synthesis, thereby exerting anti-inflammatory, analgesic, anti-exudative and antipyretic effects. It reduces leukocyte infiltration into the inflamed tissue. To a minor extent it also inhibits collagen-induced thrombocyte aggregation. In vitro and in vivo studies demonstrated that meloxicam inhibits cyclooxygenase-2 (COX-2) to a greater extent than cyclooxygenase-1 (COX-1).

4.3 Pharmacokinetics

Cats:

Absorption

If the animal is fasted when dosed, the maximal plasma concentrations are obtained after approximately 3 hours. If the animal is fed at the time of dosing, the absorption may be slightly delayed.

Distribution

There is a linear relationship between the dose administered and plasma concentration observed in the therapeutic dose range. Approximately 97 % of meloxicam is bound to plasma proteins.

Metabolism

Meloxicam is predominantly found in plasma and is also a major biliary excretion product whereas urine contains only traces of the parent compound. Meloxicam is metabolised to an alcohol, an acid derivative and to several polar metabolites. All major metabolites have been shown to be pharmacologically inactive.

Elimination

Meloxicam is eliminated with a half-life of 24 hours. Approximately 75 % of the administered dose is eliminated via faeces and the remainder via urine. Due to the loading dose, steady state is reached after 2 days (48h).

Guinea pigs:

No data available.

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Target species

Cats and guinea pigs

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Indications

Cats:

Alleviation of mild to moderate post-operative pain and inflammation following surgical procedures in cats, e.g. orthopaedic and soft tissue surgery.

Alleviation of pain and inflammation in acute and chronic musculo-skeletal disorders in cats.

Guinea pigs:

Alleviation of mild to moderate post-operative pain associated with soft tissue surgery such as male castration.

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Dosage

Oral use.

To be administered either mixed with food or directly into the mouth.

Shake well before use.

Avoid introduction of contamination during use.

Cats:

Dosage

Post-operative pain and inflammation following surgical procedures:

After initial treatment with meloxicam solution for injection for cats, continue treatment 24 hours later with this veterinary medicinal product at a dosage of 0.05 mg meloxicam/kg body weight. The oral follow-up dose may be administered once daily (at 24-hour intervals) for up to four days.

Acute musculo-skeletal disorders:

Initial treatment is a single oral dose of 0.2 mg meloxicam/kg bodyweight on the first day. Treatment is to be continued once daily by oral administration (at 24-hour intervals) at a dose of 0.05 mg meloxicam/kg body weight for as long as acute pain and inflammation persist.

Chronic musculo-skeletal disorders:

Initial treatment is a single oral dose of 0.1 mg meloxicam/kg body weight on the first day. Treatment is to be continued once daily by oral administration (at 24-hour intervals) at a maintenance dose of 0.05 mg meloxicam/kg body weight.

A clinical response is normally seen within 7 days. Treatment should be discontinued after 14 days at the latest if no clinical improvement is apparent.

Route and method of administration

The suspension can be given using the measuring syringe provided in the package. The syringe fits onto the drop dispenser of the bottle and has a kg-body weight scale which corresponds to the maintenance dose. Thus, for initiation of the treatment of chronic musculo-skeletal disorders on the first day, twice the maintenance volume will be required. For initiation of the treatment of acute musculo-skeletal disorders on the first day, 4 times the maintenance volume will be required.

Particular care should be taken with regard to the accuracy of dosing. The recommended dose should not be exceeded.

Guinea pigs:

Dosage

Post-operative pain associated with soft tissue surgery:

Initial treatment is a single oral dose of 0.2 mg meloxicam/kg body weight on day 1 (pre-surgery). Treatment is to be continued once daily by oral administration (at 24-hours intervals) at a dose of 0.1 mg meloxicam/kg body weight on day 2 to day 3 (post-surgery).

The dose can, at the discretion of the veterinarian, be titrated up to 0.5 mg/kg in individual cases. The safety of doses exceeding 0.6 mg/kg has, however, not been evaluated in guinea pigs.

Route and method of administration

The suspension should be given directly into the mouth using a standard 1 ml syringe graduated with ml scale and 0.01 ml increments.

Dose of 0.2 mg meloxicam/kg body weight: 0.4 ml/kg body weight

Dose of 0.1 mg meloxicam/kg body weight: 0.2 ml/kg body weight

Use a small container (e.g. a teaspoon) and drop the veterinary medicinal product into the container (it is advised to dispense a few drops more than required into the small container). Use a standard 1 ml syringe to draw up the veterinary medicinal product according to the bodyweight of the guinea pig. Administer the veterinary medicinal product with the syringe directly into the mouth of the guinea pig. Wash the small container with water and dry prior to the next use.

Do not use the cat syringe with the kg-body weight scale for guinea pigs.

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Contraindications

Do not use in:

- cats suffering from gastrointestinal disorders such as irritation and haemorrhage, impaired hepatic, cardiac or renal function and haemorrhagic disorders.

- cases of hypersensitivity to the active substance or to any of the excipients.

- cats less than 6 weeks of age.

- guinea pigs less than 4 weeks of age.

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Adverse reactions

Cats:

Very rare (<1 animal / 10 000 animals treated, including isolated reports):

Appetite loss1, lethargy1

Vomiting1, diarrhoea1, blood in faeces1,2, haemorrhagic diarrhoea1, haematemesis1, gastric ulcer1, small intestine ulcer1

Elevated liver enzymes1

Renal failure1

1 Occur generally within the first treatment week, most cases are transient and disappear following termination of the treatment. In very rare cases may be serious or fatal.

2 Occult

Guinea pigs: None.

If adverse reactions occur, treatment should be discontinued and the advice of a veterinarian should be sought.

Reporting adverse events is important. It allows continuous safety monitoring of a veterinary medicinal product. Reports should be sent, preferably via a veterinarian, to either the marketing authorisation holder or its local representative or the national competent authority via the national reporting system. See the package leaflet for respective contact details.

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Warnings

Special precautions for safe use in the target species:

Avoid use in any dehydrated, hypovolaemic or hypotensive animal, as there is a potential risk of renal toxicity.

Post-operative use in cats and guinea pigs:

In case additional pain relief is required, multimodal pain therapy should be considered.

Chronic musculoskeletal disorders in cats:

Response to long-term therapy should be monitored at regular intervals by a veterinary surgeon.

The veterinary medicinal product should not be used following parenteral injection of meloxicam or any other Non-Steroidal Anti-Inflammatory Drugs (NSAIDs) as appropriate dosage regimens for such follow-up treatments have not been established in cats.

Special precautions to be taken by the person administering the veterinary medicinal product to animals

People with known hypersensitivity to Non-Steroidal Anti-Inflammatory Drugs (NSAIDs) should avoid contact with the veterinary medicinal product.

In case of accidental ingestion, seek medical advice immediately and show the package leaflet or the label to the physician.

Special precautions for the protection of the environment:

Not applicable.

3.11 Special restrictions for use and special conditions for use, including restrictions on the use of antimicrobial and antiparasitic veterinary medicinal products in order to limit the risk of development of resistance

Not applicable.

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Use during pregnancy, lactation or lay

The safety of the veterinary medicinal product has not been established during pregnancy and lactation. Do not use in pregnant or lactating animals.

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Interactions

Other NSAIDs, diuretics, anticoagulants, aminoglycoside antibiotics and substances with high protein binding may compete for binding and thus lead to toxic effects. This veterinary medicinal product must not be administered in conjunction with other NSAIDs or glucocorticosteroids. Concurrent administration of potential nephrotoxic veterinary medicinal products should be avoided.

Pre-treatment with anti-inflammatory substances, other than meloxicam solution for injection, may result in additional or increased adverse effects and accordingly a treatment-free period with such veterinary medicinal products should be observed for at least 24 hours before commencement of treatment. The treatment-free period, however, should take into account the pharmacokinetic properties of the products used previously.

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Overdose

Meloxicam has a narrow therapeutic safety margin in cats and clinical signs of overdose may be seen at relatively small overdose levels.

In case of overdose, adverse reactions, as listed in section 3.6, are expected to be more severe and more frequent. In case of overdose symptomatic treatment should be initiated.

In guinea pigs, an overdose of 0.6 mg/kg body weight administered during 3 days followed by a dose of 0.3 mg/kg during 6 additional days did not cause adverse events typical for meloxicam. The safety of doses exceeding 0.6 mg/kg has not been evaluated in guinea pigs.

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Special warnings

None.

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Withdrawal period

Not applicable.

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Incompatibilities

None known.

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Immediate packaging

Polyethylene bottle containing 5 ml, 10 ml or 25 ml with a tamper proof child resistant closure and a polypropylene measuring syringe in a cardboard box.

Not all pack sizes may be marketed.

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Storage

This veterinary 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

Shelf life after first opening the immediate packaging: 6 months

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Disposal of unused product

Medicines should not be disposed of via wastewater.

Use take-back schemes for the disposal of any unused veterinary medicinal product or waste materials derived thereof in accordance with local requirements and with any national collection systems applicable to the veterinary medicinal product concerned.

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Additional information

Vm 20916/5002

8 DATE OF FIRST AUTHORISATION

21 February 2011

9 DATE OF THE LAST REVISION OF THE SUMMARY OF THE PRODUCT CHARACTERISTICS

September 2026

10 CLASSIFICATION OF VETERINARY MEDICINAL PRODUCT

Veterinary medicinal product subject to prescription.

Find more product information by searching for the ‘Product Information Database’ on www.gov.uk.

Approved: 22 September 2026

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Registration holder

CP Pharma Handelsgesellschaft mbH

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Regulations

Sources

  1. VMD Product Information Database: Melosus 0.5 mg/ml Oral Suspension for Cats and Guinea Pigs, 20916/5002 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: Melosus 0.5 mg/ml Oral Suspension for Cats and Guinea Pigs UK Veterinary Medicines Directorate, SPC of the marketing authorisation holder, checked 2026-10-04 archived copy from 2026-10-04

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