Treatment FAQ

how long can dex be continued in treatment of calf

by Isadore Mraz Published 2 years ago Updated 2 years ago
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How long can you stay on dexamethasone?

Your doctor will tell you how long to take it for. When used to treat croup in children, your doctor will give a single one-off dose. For some conditions you may only need to take dexamethasone for a few days or weeks. However, for other conditions you may need to take it for longer, sometimes for several months.

How much dexamethasone can you give a calf?

CATTLE: 5.0 to 20.0 mg I.V. or I.M. The dose may be repeated if necessary. When using Dexamethasone 5 as supportive therapy in horses, dogs and cats, the doses suggested above may be used.

Is dexamethasone long lasting?

Dexamethasone is available as a generic product, as a tablet, injection, oral solution, and in ophthalmic products. Dexamethasone is known as a long-acting drug. Its half-life is 36-72 hours.

How long does it take for dexamethasone to work in cattle?

The physical attitude of animals treated with DEXAMETHASONE INJECTION 2 mg/mL brightens and appetite improves, usually within 12 hours. Milk production, which is suppressed as a compensatory reaction in this condition, begins to increase. In some instances, it may even surpass previous peaks.

What is the withdrawal period for dexamethasone in cattle?

3-3.5 dA withdrawal time of 3-3.5 d for dexamethasone in milk provided sufficient protection for consumer health.

What is the withdrawal time for dexamethasone in cattle?

Dexamethasone has no established tissue tolerance for cattle, and most dexamethasone products labeled for cattle have a zero withdrawal time for meat. Even when the drug was used legally, any amount detected with the MRM was being interpreted as a violative residue.

What happens when you stop taking dexamethasone?

Do not stop taking dexamethasone without talking to your doctor. Stopping the drug abruptly can cause loss of appetite, upset stomach, vomiting, drowsiness, confusion, headache, fever, joint and muscle pain, peeling skin, and weight loss.

What are the side effects of coming off dexamethasone?

Coming off the drug too rapidly may result in signs of steroid withdrawal such as headache, fatigue, and muscle or joint pains.

How long can you take steroids?

Steroids should ideally only be used for a short period of time to get over a flare-up or while long term treatments, such as azathioprine, become established. If you are starting a course of steroids, then you should complete the full reducing course, which is generally prescribed for eight weeks.

What does dexamethasone do for calves?

Dexamethasone Solution is indicated for the treatment of primary bovine ketosis and as an anti-inflammatory agent in the bovine and equine.

How long does dexamethasone take to work?

6. Response and effectiveness. Peak effects of dexamethasone are reached within 10 to 30 minutes of administration; however, it may take a couple of days before any inflammation is well controlled.

What does dexamethasone do for a cow?

Dexamethasone is a potent therapeutic for treatment of the fatty liver syndrome or primary ketosis in post partum dairy cows. Reservations exist, however, among practitioners with respect to the risk of immunosuppression induced by corticosteroids.

Description

  • DEXAMETHASONE INJECTION 2 mg/mL is a synthetic analogue of prednisolone, having similar but more potent anti-inflammatory therapeutic action and diversified hormonal and metabolic effects. Modification of the basic corticoid structure as achieved in DEXAMETHASONE INJECTION 2 mg/mL offers enhanced anti-inflammatory effect compared to older corticost...
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Experimental Studies

  • Experimental animal studies on dexamethasone have revealed it possesses greater anti-inflammatory activity than many steroids. Veterinary clinical evidence indicates dexamethasone has approximately twenty times the anti-inflammatory activity of prednisolone and seventy to eighty times that of hydrocortisone. Thymus involution studies show dexamethasone possesse…
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Dexamethasone Injection 2 Mg/Ml Indications

  • DEXAMETHASONE INJECTION 2 mg/mL is indicated for the treatment of primary bovine ketosis and as an anti-inflammatory agent in the bovine and equine. As supportive therapy, DEXAMETHASONE INJECTION 2 mg/mL may be used in the management of various rheumatic, allergic, dermatologic, and other diseases known to be responsive to anti-inflammatory corticost…
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Administration and Dosage

  • Therapy with DEXAMETHASONE INJECTION 2 mg/mL, as with any other potent corticosteroid, should be individualized according to the severity of the condition being treated, anticipated duration of steroid therapy, and the animal’s threshold or tolerance for steroid excess. Treatment may be changed over to DEXAMETHASONE INJECTION 2 mg/mL from any other glucocorticoid …
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Contraindications

  • Except for emergency therapy, do not use in animals with chronic nephritis and hypercorticalism (Cushing’s syndrome). Existence of congestive heart failure, diabetes, and osteoporosis are relative contraindications. Do not use in viral infections during the viremic stage.
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Precautions

  • Animals receiving DEXAMETHASONE INJECTION 2 mg/mL should be under close observation. Because of the anti-inflammatory action of corticosteroids, signs of infection may be masked and it may be necessary to stop treatment until a further diagnosis is made. Overdosage of some glucocorticoids may result in sodium retention, fluid retention, potassium loss, and weight gain. …
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Warnings

  • Clinical and experimental data have demonstrated that corticosteroids administered orally or parenterally to animals may induce the first stage of parturition when administered during the last trimester of pregnancy and may precipitate parturition followed by dystocia, fetal death, retained placenta, and metritis. Additionally, corticosteroids administered to dogs, rabbits, and rodents d…
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Side Effects

  • Side effects, such as SAP and SGPT enzyme elevations, weight loss, anorexia, polydipsia, and polyuria have occurred following the use of synthetic corticosteroids in dogs. Vomiting and diarrhea (occasionally bloody) have been observed in dogs and cats. Cushing’s syndrome in dogs has been reported in association with prolonged or repeated steroid therapy. Corticosteroids rep…
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How Supplied

  • DEXAMETHASONE INJECTION 2 mg/mL, 100 mL multiple dose vial. Store at controlled room temperature of 20°C - 25°C (68° - 77°F). Excursions between 15°C - 30°C (59°F - 86°F) are permitted. Protect from freezing READ ACCOMPANYING DIRECTIONS CAREFULLY Manufactured by Sparhawk Laboratories, Inc., Lenexa, KS 66215, USA ANADA#: 200-324, Approved by FDA Rev…
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Dexamethasone Solution Caution

  • Federal law restricts this drug to use by or on the order of a licensed veterinarian. ANADA 200-456, Approved By FDA
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Description

  • Dexamethasone is a synthetic analogue of prednisolone having similar but more potent anti-inflammatory therapeutic action and diversified hormonal and metabolic effects. Modification of the basic corticoid structure as achieved in Dexamethasone Solution offers enhanced anti-inflammatory effect compared to older corticosteroids. The dosage of Dexamethasone Solution …
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Dexamethasone Solution Indications

  • Dexamethasone Solution is indicated for the treatment of primary bovine ketosis and as an anti-inflammatory agent in the bovine and equine. As supportive therapy, Dexamethasone Solution may be used in the management of various rheumatic, allergic, dermatologic, and other diseases known to be responsive to anti-inflammatory corticosteroids. Dexamethasone Solution may be u…
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Contraindications

  • Except for emergency therapy, do not use in animals with chronic nephritis and hypercorticalism (Cushing’s syndrome). Existence of congestive heart failure, diabetes, and osteoporosis are relative contraindications. Do not use in viral infections during the viremic stage.
See more on drugs.com

Precautions

  • Animals receiving Dexamethasone Solution should be under close observation. Because of the anti-inflammatory action of corticosteroids, signs of infection may be masked and it may be necessary to stop treatment until further diagnosis is made. Overdosage of some glucocorticoids may result in sodium retention, fluid retention, potassium loss and weight gain. Dexamethasone …
See more on drugs.com

Warnings

  • Clinical and experimental data have demonstrated that corticosteroids administered orally or parenterally to animals may induce the first stage of parturition when administered during the last trimester of pregnancy, and may precipitate parturition followed by dystocia, fetal death, retained placenta and metritis. Additionally, corticosteroids administered to dogs, rabbits and rodents du…
See more on drugs.com

Side Effects

  • Side effects such as SAP and SGPT enzyme elevations, weight loss, anorexia, polydipsia and polyuria have occurred following the use of synthetic corticosteroids in dogs. Vomiting and diarrhea (occasionally bloody) have been observed in dogs and cats. Cushing’s syndrome in dogs has been reported in association with prolonged or repeated steroid therapy. Corticosteroids rep…
See more on drugs.com

How Supplied

  • Dexamethasone Solution 2 mg/mL, 100-mL multiple dose vial. Store between 20° - 25°C (68° - 77°F). Med-Pharmex, Inc., Pomona, CA 91767-1861 rev 2/12 CPN:1027033.1
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The Calving Process

Examining The Cow

  • If problems arise, they generally show up after the water sac appears. Should labor go on for 2 to 3 hours with no apparent progress, or if the water sac appears and delivery is not complete within 2 hours, a pelvic examination is in order to determine the problem. Although it is difficult to actually determine if a cow will calve within the next 12 hours without performing a pelvic exami…
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Necessary Equipment

  • Veterinarians use a variety of instruments and drugs in handling severe calving problems, but certain basic supplies are needed by all cattlemen. Having the proper equipment may mean the difference between saving or losing a problem calf. Use a maternity stall when available. This is an enclosed area approximately 4 x 8 feet, preferably with side and rear exits. It should be well b…
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Giving Assistance

  • If it is determined that professional help is not needed, but that the calf requires adjustment and/or extraction, there are some important points to remember. If, after giving assistance for 30 to 40 minutes, no progress has been made in the delivery, the situation has probably been misjudged and professional help is needed. Assistance is first be...
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Helping The Calf

  • As the calf is delivered, it passes through the vulva and the short umbilical or navel cord usually breaks. Survival is then dependent upon functioning of the calf’s lungs and initiation of body activity. Once the navel cord is broken, the placental supply of oxygen is cut off. Oxygen in the blood of the calf drops rapidly and the carbon dioxide level increases. These changes stimulate …
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Caring For The Cow

  • One of the rancher’s main concerns about the heifer or cow is the possibility of retained placenta. Usually the fetal membranes are expelled within 8 to 12 hours. Leave the cow alone until this occurs. Research shows that manual removal of the placenta, regardless of how professionally and carefully done, can cause complications that would not occur otherwise. In one of several st…
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Making The Decision

  • When deciding whether or not to assist with calving, consider the circumstances. With mature cows it’s better to wait than to start assistance too early because the cow usually takes care of her own problems. With heifers it may be different. Their immature bodies are not fully developed and pelvic openings may simply be too small. A minor problem may be created by assisting a he…
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