Megacal-M Solution for Injection

Calcium, Magnesium

Last verified

Veterinary medicinal product: solution for injection. Distribution category: POM-VPS (Veterinary Medicines Regulations 2013, Schedule 3). Active substance: Calcium, Magnesium.1

In short: questions and answers

Does Megacal-M Solution for Injection need a prescription?
Status not established. Neither the leaflet nor the law settles how this drug is dispensed, and we do not guess.
Which animals is Megacal-M Solution for Injection for?
Cattle.1
What is the active substance in Megacal-M Solution for Injection?
Calcium, Magnesium.1
What is the withdrawal period of Megacal-M Solution for Injection according to the leaflet?
Cattle, meat: 0 days; Cattle, milk: 0 days.3
Dispensing
Status not established

POM-VPS: Prescription Only Medicine - Veterinarian, Pharmacist, Suitably Qualified Person. Prescription only, but the prescription may come from a veterinary surgeon, a pharmacist or a suitably qualified person (SQP, a registered animal-medicine adviser), and they may supply it.12

Animal species
Cattle1
Active substance
Calcium, Magnesium
Manufacturer
Marketing authorisation holder: Ballinskelligs Veterinary Products

Withdrawal period

Animal speciesProductdays
Cattlemeat03
Cattlemilk03
Summary of product characteristics

Composition

Active Substance:

Calcium (as Calcium Gluconate)4.6g/100ml
Magnesium (as Magnesium Hypophosphite)0.8g/100ml

Excipient:

Boric Acid 10.0g/100ml

For the full list of excipients, see section 6.1

6.1 List of Excipients

Boric Acid

Water for Injection

Sodium Hydroxide (For pH adjustment)

Acetic Acid (For pH adjustment)

3

Pharmaceutical form

Solution for injection A colourless to pale yellow solution

3

Pharmacological properties

This product is intended to restore blood calcium levels in cases of hypocalcaemia.

3

Target species

Cattle

3

Indications

For treatment of hypocalcaemia and as an aid in raising blood magnesium levels where a deficiency may be expected.

3

Dosage

By subcutaneous or slow intravenous injection.

Cattle – 100 - 200ml.

Large volumes should be divided between multiple sites. Massage sites gently.

3

Contraindications

Known hypersensitivity to the to the active ingredients.

Known cases of cardiac arrhythmia or severe toxaemia

3

Adverse reactions

None known

3

Warnings

Warm the product to body temperature before administration. When the intravenous route is being used, extreme caution must be taken to ensure slow administration.

This product does not contain an antimicrobial preservative. Any solution remaining in the vial after withdrawal of the required dose should be discarded.

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

Care should be taken to avoid accidental self-injection. If accidental self-injection occurs, seek medical advice.

Eye Contact: immediately flush the eye with copious amounts of clean running water.

Skin contact: Wash the affected area thoroughly. If irritation occurs seek medical advice.

Ingestion: If accidentally swallowed, seek urgent medical attention and show product label and / or pack insert to the doctor.

ADVICE TO DOCTOR: For treatment advice contact the National Poisons Information Service (NPIS) or your local Poisons Information Centre.

3

Use during pregnancy, lactation or lay

Safe for use during pregnancy and lactation

3

Interactions

None known.

3

Overdose

The product is for treatment of acute deficiency in a life threatening situation and overdosage within the recommended guidelines is unlikely.

3

Special warnings

The product should be administered with care particularly where concurrent toxaemia exists. In recumbent cows with poor peripheral circulation, administer appropriate calcium therapy intravenously.

3

Withdrawal period

Meat – Zero days Milk – Zero hours

3

Incompatibilities

None known

3

Immediate packaging

A 100ml clear glass vial with nitryl rubber bung and gold seal containing a clear, colourless to pale yellow sterile solution

3

Storage

Store below 25°C. Protect from light.

3

Shelf life

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

3

Disposal of unused product

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

3

Additional information

Vm 12828/4000

9 DATE OF FIRST AUTHORISATION

01 February 1999

10 DATE OF REVISION OF THE TEXT

January 2015

3

Registration holder

Ballinskelligs Veterinary Products,

Ballinskelligs,

Co. Kerry,

Ireland.

3

Regulations

Sources

  1. VMD Product Information Database: Megacal-M Solution for Injection, 12828/4000 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: Megacal-M Solution for Injection UK Veterinary Medicines Directorate, SPC of the marketing authorisation holder, checked 2026-10-04 archived copy from 2026-10-04