Merge Oral Sheep Drench 5, 10 & 20L


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Oxfendazole, Levamisole, Cobalt, Zinc and Selenium

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Active Constituents

  • 45.3 g/L Oxfendazole, 80 g/L Levamisole HCI, 2mg/mL Cobalt, Zinc 6mg and Selenium 5mg/5ml dose.
  • Active+ Merge Oral is a low dose combination oral drench, white/clear combination and aids in the supplementation of selenium, zinc and cobalt.
  • Merge is given as a drench by mouth, It has a residual activity which gives almost complete protection against larvae ingested up to 24 hours after dosing Developed in New Zealand for New Zealand.
  • Merge Oral Drench at recommended dose, this product is effective for the treatment and control of the following.

Gastrointestinal roundworms

ABOMASUM: Haemonchus contortus ( Barber’s Pole Worm ), Teladorsagia circumcincta ( Small Brown Stomach worm),   Trichostrongylus axei (Stomach Hair worm)

SMALL INTESTINE: Trichostrongylus colubriformis vitrinus ( Black Scour worm), Cooperia curticei ( Small Intestinal worm), Nematodirus filicollis (Thin-necked Intestinal Worm), Bunostomum  spathiger (Hookworm) Capillaria abnormalis, trigonocephalum

LARGE INTESTINE: Oesophagostomum venulosum (Large Bowel Worm), Charbertia ovina ( Large-Mouthed Bowel Worm), Trichuris ovis (Whipworm)

LUNGWORM:  Dictyocaulus filaria

TAPEWORM:  Moniezia expansa

Shake well before use

May be used in young or pregnant animals at recommended dose rates. A representative sample of animals should be weighed before treatment.

Do not underdose.  Correct drenching technique should be used. Check the accuracy of drench guns regularly.

DOSE RATE: 1ml per 10kg bodyweight

Bodyweight Dose Volume Doses per 10L
10kg NR NR
20kg 2mL 5000
30kg 3mL 3333
40kg 4mL 2500
50kg 5mL 2000
60kg 6mL 1666
70kg 7mL 1428
80kg 8mL 1250
Over 80kg 1mL/10kg


  • Note this drench is in a concentrated form.
  • Merge Oral is given as a drench by mouth. It has a residual activity which gives almost complete protection against larvae ingested up to 24 hours after dosing.
  • Animals under stress due to advanced pregnancy, adverse weather conditions or poor nutrition, prolonged yarding or dehydration may be more susceptible to toxicity
  • Do not use at the same time as any other selenised fertilizer, prill or product without consulting a veterinarian
  • Fatal interactions may occur between levamisole and organophosphate dips.

Withholding Periods

MEAT:  10 days
MILK: 35 days

Registered pursuant to the ACVM Act I 997, No. A011494

Merge Oral Sheep Drench 5, 10 & 20L

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