Methadyne 10 mg/ml Solution for Injection for Dogs and Cats

国家: 英国

语言: 英文

来源: VMD (Veterinary Medicines Directorate)

有效成分:

Methadone Hydrochloride

可用日期:

Zoetis UK Limited

ATC代码:

QN02AC90

INN（国际名称）:

Methadone Hydrochloride

药物剂型:

Solution for injection

处方类型:

POM-V - Prescription Only Medicine – Veterinarian

治疗组:

Cats, Dogs

治疗领域:

Neurological Agent analgesic

授权状态:

Authorized

授权日期:

2018-09-20

产品特点

Unlimited Renewal: September 2023
AN: 01815/2023
Page 1 of 7
SUMMARY OF PRODUCT CHARACTERISTICS
1.
NAME OF THE VETERINARY MEDICINAL PRODUCT
Methadyne 10 mg/ml solution for injection for dogs and cats
2.
QUALITATIVE AND QUANTITATIVE COMPOSITION
1 ml contains:
Active substance:
Methadone hydrochloride
10.0 mg
Equivalent to Methadone
8.9 mg
Excipient(s):
Methyl parahydroxybenazoate (E218)
1.0 mg
Propyl parahydroxybenzoate
0.2 mg
For the full list of excipients, see section 6.1.
3.
PHARMACEUTICAL FORM
Solution for injection
A clear colourless solution.
4.
CLINICAL PARTICULARS
4.1
TARGET SPECIES
Dogs and cats.
4.2
INDICATIONS FOR USE, SPECIFYING THE TARGET SPECIES
•
Analgesia.
•
Premedication for general anaesthesia or neuroleptanalgesia in
combination with
a neuroleptic drug.
4.3
CONTRAINDICATIONS
Do not use in known cases of hypersensitivity to the active substance
or to any of the
excipients.
Do not use in animals with advanced respiratory failure.
Do not use in animals with severe liver and renal dysfunction.
4.4
SPECIAL WARNINGS FOR EACH TARGET SPECIES
Due to the variable individual response to methadone, animals should
be monitored
regularly to ensure sufficient efficacy for the desired duration of
effect.
Unlimited Renewal: September 2023
AN: 01815/2023
Page 2 of 7
Use of the product must be preceded by a thorough clinical
examination.
In cats, pupil dilation is seen long after the analgesic effect has
disappeared. It is
therefore not an adequate parameter to assess clinical efficacy of the
administered
dose.
Greyhounds may require higher doses than other breeds to achieve
efficacious
plasma levels.
4.5
SPECIAL PRECAUTIONS FOR USE
Special precautions for use in animals
Methadone may occasionally cause respiratory depression and, as with
other opioid
drugs, care should be taken when treating animals with impaired
respiratory function,
or animals that are receiving drugs that can cause respiratory
depression. To ensure
safe use of the product, treated animals should be monitored
regularly, including
examinati