Starbar Inhibidor Insecticidal Pour-On

Reliable Protection Against Flies and Lice for Cattle

Product Description

Keeping cattle comfortable and healthy means keeping biting pests under control. Starbar Inhibidor Insecticidal Pour-On is designed just for beef cattle and calves, offering an easy way to fight flies and lice that can stress animals and impact weight gain. With a simple backline application, you’ll protect your herd while breaking insect life cycles for long-term results.

Mixtures

Composition Table

Ingredient

Percentage

Amount per Gallon

Diflubenzuron

3.0%

0.222 lb

Piperonyl Butoxide*

2.5%

0.185 lb

Lambda-cyhalothrin

0.5%

0.037 lb

Other Ingredients

94.0% other ingredients

Contains petroleum distillates

* (butylcarbityl)(6-propylpiperonyl) ether and related compounds

Variants/Types

64 oz Bottle – perfect for small herds (treats ~64 head at 1,000 lb each).

2.5 Gallon Jug – ideal for larger herds (treats ~320 head at 1,000 lb each).

How to Use

Application Rate Chart

Animal Weight (lb)

Amount to Apply (fl oz)

Amount to Apply (mL)

100 lb

0.1 fl oz

3 mL

250 lb

0.25 fl oz

7.5 mL

500 lb

0.5 fl oz

15 mL

750 lb

0.75 fl oz

22.5 mL

1,000 lb

1.0 fl oz

30 mL

Directions for Use

Measure Accurately: Apply 0.1 fl oz per 100 lb of body weight directly to cattle.

Pour-on method: Dispense the product evenly along the animal’s backline, from poll to tailhead.

Follow schedule: Treat cattle no more than once every two weeks for safe pest control.

Set limits: Do not exceed four pour-on applications within any six-month treatment period.

Additional Information

Precautions

Keep feed safe: Always remove or securely cover feed and water sources during application.

Wear protection: Use gloves, long sleeves, and proper eye protection whenever handling this product.

Guard the environment: Do not apply near rivers, ponds, or any other natural water sources.

Use restrictions: This product is approved only for beef cattle and calves, never dairy or veal.

Possible Side Effects

Skin irritation: The liquid may cause irritation, and prolonged or repeated contact could affect blood health.

Eye irritation: Getting the product in eyes may cause mild to moderate irritation or temporary discomfort.

Respiratory exposure: Normal use isn’t expected to cause problems, but long-term exposure may impact blood health.

Ingestion hazard: Swallowing the product is harmful, and repeated ingestion could damage internal organs over time.

Aspiration risk: If swallowed, the liquid can enter airways and cause serious, potentially fatal complications.

Petroleum distillates: Because the formula contains petroleum distillates, vomiting after ingestion may cause aspiration pneumonia.

First Aid Instructions

Skin contact: Thoroughly wash the exposed area with soap and water immediately after exposure.

Eye contact: Rinse eyes gently with clean water for several minutes.

Breathing issues: Move person to fresh air if vapors cause discomfort.

If swallowed: Do not try to make the person vomit and get medical attention right away.

Seek Immediate Help: Call a poison control center or doctor right away for expert guidance.

Keep Info Ready: Have the product label or container handy, and use the 24/7 hotline: 1-800-347-8272.

Benefits

Full coverage: Works against horn flies, lice, stable flies, horse flies, and deer flies

Stops life cycles: Prevents flies from developing in manure, cutting reinfestation risk

Season-long peace: One application delivers lasting lice control through the season.

Simple pour-on: Quick to measure, easy to apply, and stress-free for animals.