Livestock · Bos taurus · typical adult weight 250.00–900.00 kg
Doramectin (Livestock) is dosed at 0.2 mg/kg SC single dose in cattle, per DECTOMAX - Doramectin Injection, Solution for Cattle and Swine [US Product Label]. Zoetis, Inc.; 2021. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=44b8a743-4f00-457a-8b7e-5f3a557c04f1 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.453 (2026-08-01).. Doramectin (Livestock) is used in cattle for Internal and external parasites, GI nematodes, lungworms, grubs, lice, mange. Routes documented in cattle: SC. A typical adult cattle weighs 250.00–900.00 kg. ExoticRx lists 2 cited dose rules for Doramectin (Livestock) in cattle, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Dectomax
| Route | Dose | Frequency | Duration | Indication | Evidence | Source |
|---|---|---|---|---|---|---|
| SC | 0.2 mg/kg | single dose | — | Internal and external parasites | Strong | DECTOMAX - Doramectin Injection, Solution for Cattle and Swine [US Product Label]. Zoetis, Inc.; 2021. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=44b8a743-4f00-457a-8b7e-5f3a557c04f1 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.453 (2026-08-01). |
| SC | 0.2 mg/kg | Once | Single injection | GI nematodes, lungworms, grubs, lice, mange | Strong | DECTOMAX - Doramectin Injection, Solution for Cattle and Swine [US Product Label]. Zoetis, Inc.; 2021. https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=44b8a743-4f00-457a-8b7e-5f3a557c04f1 — Verified against Plumb's Veterinary Drug Handbook, 10th Ed, p.453 (2026-08-01). |
Need the exact dose for your patient?
These ranges are per kg. Enter your cattle's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Macrocyclic lactone avermectin with broad-spectrum activity against gastrointestinal nematodes, lungworms, grubs, lice, and mange mites. Potentiates glutamate-gated chloride channels.
SC injection in cattle; IM in swine. Not for use in female dairy cattle of breeding age. Observe withdrawal periods (meat: 35 days injectable). Do not use in calves under 200 lbs intended for veal.
Species-specific contraindications and adverse-reaction reports for cattle may differ from canine / feline reference data — consult the primary citations listed with each rule.
Doramectin (Livestock) dose ranges in cattle, with cited source references: SC 0.2 mg/kg single dose; SC 0.2 mg/kg Once. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Doramectin (Livestock) in cattle: SC.
Cited course lengths for Doramectin (Livestock) in cattle include: Single injection. Duration depends on the indication — match it to the specific dose rule in the table above.
Doramectin (Livestock) is indicated in cattle for: Internal and external parasites, GI nematodes, lungworms, grubs, lice, mange.
These are general warnings for Doramectin (Livestock) across species; consult the cattle dosing table above for species-specific guidance. SC injection in cattle; IM in swine. Not for use in female dairy cattle of breeding age. Observe withdrawal periods (meat: 35 days injectable). Do not use in calves under 200 lbs intended for veal.
Why a species-specific page? Doramectin (Livestock) pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in cattle — the rules above are the citations specific to this species, not generic recommendations.
Sourced from published veterinary references; awaiting credentialed clinical reviewer. See our editorial process. Reference only — not veterinary advice.