Question 1

What is Dexamethasone used for?

Accepted Answer

Dexamethasone is indicated for: Acute allergic reaction, allergic reactions, Anti-inflammatory, Anti-inflammatory (when PO/IM/IV not feasible), Cerebral edema, feline asthma exacerbation, head trauma, IMHA (immune-mediated hemolytic anemia), immune-mediated disease, Inflammation, inflammatory conditions, Ketosis, Low-dose dexamethasone suppression test (diagnostic), parturition induction, Pregnancy toxemia adjunct, recurrent airway obstruction, severe allergic reactions, severe inflammation, Shock, Spinal cord injury (acute).

Question 2

What routes can Dexamethasone be administered by?

Accepted Answer

Available routes: IV, IM, SC, PO.

Question 3

Which species have cited Dexamethasone dosing data?

Accepted Answer

Dexamethasone dosing in the ExoticRx formulary covers 12 species: African Grey Parrot, Ball Python, Bearded Dragon, Cat (Domestic), Cattle (Beef/Dairy), Dog (Domestic), Goat (Caprine), Guinea Pig, Horse (Equine), Rabbit (Domestic), Sheep (Ovine), Swine (Pig).

Question 4

Is Dexamethasone a controlled substance?

Accepted Answer

Dexamethasone is not federally scheduled as a controlled substance, but is veterinary prescription only in most jurisdictions.

Question 5

What are the warnings or contraindications for Dexamethasone?

Accepted Answer

Immunosuppressive. PU/PD, polyphagia. Avoid in active infections without antibiotic coverage. Prolonged use causes iatrogenic hyperadrenocorticism. Avoid in reptiles if possible (severe immunosuppression).

Question 6

What are the side effects of Dexamethasone?

Accepted Answer

Reported side effects, adverse reactions, and contraindications for Dexamethasone: Immunosuppressive. PU/PD, polyphagia. Avoid in active infections without antibiotic coverage. Prolonged use causes iatrogenic hyperadrenocorticism. Avoid in reptiles if possible (severe immunosuppression).

Question 7

How does Dexamethasone work?

Accepted Answer

Potent synthetic glucocorticoid. Suppresses inflammation, immune responses, and allergic reactions. 25-30x potency of cortisol.

Species	Route	Dose	Frequency	Evidence	Source
Cat (Domestic)	IV	0.5–2 mg/kg	once	Strong	Plumb's Veterinary Drug Handbook, 9th Ed
Dog (Domestic)	PO	0.05–0.2 mg/kg	q12-24h	Strong	Plumb's Veterinary Drug Handbook, 9th Ed

Dexamethasone

Drug Class

Routes

Indications

Mechanism of Action

Side effects & warnings

Species with Dexamethasone dosing data (25 dose rules)

Evidence levels across 25 dose rules

Backed by 3 published sources

Sample dosing (2 of 25 cited rules)

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Other formulations of Dexamethasone