Equine Magnesium hydroxide (Rx)
TRADE NAMES:Laxade Powder
Magnesium hydroxide is an antacid that has been prescribed to your horse to assist with reducing the acid concentration in the stomach. These products are available as oral liquids, powders, capsules and tablets. Both over-the-counter and prescription formulations exist for Magnesium hydroxide. Discuss with your veterinarian which product will be most useful for your horse's medical condition.
WHAT IS THIS PRODUCT?
- A type of antacid
- Given by mouth
REASONS FOR USING:
- Primarily used to reduce stomach acidity and aid in the treatment of stomach inflammation (gastritis), esophageal reflux, esophageal inflammation (esophagitis), and stomach ulcers
Read and follow the label carefully.
Give the exact amount prescribed and only as often as directed.
Give this medication for as long as your veterinarian directs. Do not skip doses or stop giving the medication without consulting your veterinarian.
Baseline blood work may be recommended to assess your horse's general health before starting this medication. Periodic blood work to monitor electrolyte changes may be recommended if long term use is required. Dose adjustments may be made based upon these results and an assessment of how your horse is responding clinically.
Call ahead for refills.
Ideally, give the medication at the same time(s) daily.
WHAT IF A DOSE IS MISSED?
If a dose is missed, give it as soon as you can. If it is time already for the next dose, skip the missed dose and go back to the normal schedule. Do not give two doses at the same time.
STORAGE AND WARNINGS:
Magnesium hydroxide should be stored in a childproof container in a cool, dry place at room temperature away from heat and direct sunlight.
Keep this and all medication out of reach of children and pets.
POTENTIAL SIDE EFFECTS:
- Long term use can result in abnormal electrolyte levels
- This medication can affect the gastrointestinal system and may cause a lack of appetite, diarrhea or loose stools
- Notify your veterinarian immediately if your horse experiences any adverse reactions to this product
CAN THIS PRODUCT BE GIVEN WITH OTHER DRUGS?
- Yes, but due to the changes with stomach acidity possible interactions may occur with: allopurinol, azole antifungals (i.e. ketoconazole, itraconazole), chloroquine, corticosteroids, digoxin, ethambutol, fluoroquinolones, H2 antagonists (i.e. ranitidine, famotidine, etc.), iron salts, isoniazid, penicillamine, phenothiazines, quinidine, sympathomimetic agents, tetracyclines, and thyroid hormones
- Drugs other than those listed may also interact with Magnesium hydroxide
- Do not give new food or medications without first talking to your veterinarian
- If your horse experiences any unusual reactions when taking multiple medications, contact your veterinarian
Contact your veterinarian immediately if your horse receives more than the recommended amount.
WHAT HORSES SHOULD NOT TAKE THIS PRODUCT?
- This medication should not be used in horses with kidney disease
- Some products contain electrolytes; use with caution in horses that have restrictions for sodium or potassium intake
- This medication should be used with caution in horses with a potential gastric obstruction
- Safety in pregnant or lactating mares has not been established
- Horses with a known hypersensitivity or allergy to this drug should not take this medication
WHAT TO TELL/ASK A VETERINARIAN BEFORE GIVING THIS PRODUCT?Talk to your veterinarian about:
- What laboratory tests may need to be performed prior to and during treatment
- When your horse may need to be re-examined
- What are the risks and benefits of using this form of therapy
- If your horse has experienced side effects on other drugs/products
- If your horse has experienced any other medical problems or allergies
- All medicines and supplements that you are giving your horse or plan to give your horse, including those you can get without a prescription. Your veterinarian may want to check that all of your horse’s medications can be given together.
- If your mare is pregnant, nursing or if you plan to breed in the near future
WHAT ELSE SHOULD I KNOW?
Notify your veterinarian if your horse’s condition does not improve or worsens despite this treatment.
Speak to your veterinarian about easier to administrator and more efficacious antacids.
Check with the appropriate regulatory body regarding use in competition horses.
Magnesium hydroxide should only be given to the horse for which it was recommended and should only be given for the condition in which it was advised.
This is just a summary of information about Magnesium hydroxide. If you have any questions or concerns about this medication or for the condition it was prescribed, please contact your veterinarian.