Get rewarded!

Halloween

Christmas

Pet

Lawn & Garden

Truck & Automotive

Fencing & Gates

Sporting Goods

Horse

Farm & Ranch

Outdoor Living

Clothing

Outdoor Power Equipment

Heating & Cooling

Livestock

Poultry

Home Improvement

Tools

Trailers & Towing

Home Decor & Furniture

Boots & Shoes

Wild Birds & Wildlife

Toys

Gift Cards

true

Shop all Merck

Merck Ultra Boss Pour-On Livestock Insecticide, 1 gal.

Product Rating is 4.8

4.8 (2336)

113343399

Product Rating is 4.8

4.8 (2336)

The Market
Merck Ultra Boss Pour-On Livestock Insecticide, 1 gal.

Home
Merck Ultra Boss Pour-On Livestock Insecticide, 1 gal.

Home
Livestock
Livestock Fly Control
Livestock Pour On Fly Control
Merck Ultra Boss Pour-On Livestock Insecticide, 1 gal.

true

Shop all Merck

Merck Ultra Boss Pour-On Livestock Insecticide, 1 gal.

4.7

(18)

Product Rating is 4.7

SKU: 113343399

113343399

true

https://media.tractorsupply.com/is/image/TractorSupplyCompany/

1133433

Merck Ultra Boss Pour-On Livestock Insecticide, 1 gal.

true

Shop all Merck

Merck Ultra Boss Pour-On Livestock Insecticide, 1 gal.

4.7

(18)

Product Rating is 4.7

SKU: 113343399

113343399

true

199.99

https://www.tractorsupply.com

true

124741

true

ProductBean

true

false

true

$199.99

$199.99 - $199.99

$199.99 Sale Was $ Save $ (%)

$199.99 - $199.99 Sale Select Items Save Up To $ (%)

$199.99 Clearance Was$ Save $ (%)

$199.99 Clearance Was $ Save $ (%)

$199.99 - $199.99 Clearance Select Items Save Up To $ (%)

$ See Price in Cart

$ - $ See Price in Cart

$ See Price in Cart

$ - $ See Price in Cart

See Price in Cart

$ - $ See Price in Checkout

$ See Price in Checkout

$ - $ See Price in Checkout

$ See Price in Checkout

See Price in Checkout

$ - $

$

true

false

Learn More

true

Or Choose Rewards

5% in Rewards⁺
Open a TSC Credit Card & Earn a $75 Reward^‡ with First Qualifying Tractor Supply Purchase of $75+.
Valid 9/3-10/27.

Rewards Details

⁺Subject to credit approval. Earn TSC Store Card or TSC Visa Card Rewards of 5 points for every $1 (i.e., 5% Back) on eligible Tractor Supply purchases in-store, online, and on the Tractor Supply App. Requires membership in Neighbor's Club. Rewards are not earned on promotional credit purchases. Additional exclusions apply. See Neighbor's Club Terms & Conditions at TractorSupply.com for details.

New Account Offer

^‡Offer is valid for new accounts opened 9/3/24 - 10/27/24 and is subject to credit approval. To qualify, you must be a member of Neighbor’s Club and make a qualifying Tractor Supply purchase of $75 or more with your new TSC Store Card or TSC Visa Card between 9/3/24 – 10/27/24. Applicants who do not qualify for immediate approval may not receive the $75 Reward. Offer cannot be combined with any promotional credit purchase and does not apply to prior purchases. The $75 Reward will be awarded in the form of 7,500 Neighbor’s Club Points and will be deposited to your Neighbor’s Club account within 30 days of qualifying purchase. Limit one offer per New Account.

https://www.tractorsupply.com

true

124741

true

https://www.tractorsupply.com/wcs/resources/store/10151/loyalty/customerDetails/rewards?rewardCode

Points

https://www.tractorsupply.com/search/ext/resources/store/10151/promotion/getPromotionsbyProductId

true

Available Promotions

3 Learn More

true

/content/tsc-aem-pdp/us/en/QA-Test-PDP.getSubscriptionDetails.json

/search/ext/resources/store/10151/promotion/getPromotionsbyProductId

https://www.tractorsupply.com/search/ext/resources/store/10151/promotion/getPromotionsbyProductId

/search/ext/resources/store/10151/productview/getItemPrice

/wcs/resources/store/10151/itemdetails/fetchItemDetails/

https://media.tractorsupply.com/is/image/TractorSupplyCompany/

true

Buy In Store: Search Stores

In Stock in Aisle

Temporarily Unavailable for Pickup in Aisle

This item is not available at Search Stores

Requested quantity is not available in stores within

Call Store for availability

Available Search Stores

Only "X" are available

Pickup in Store "X" Today and Ship "Y" to Store

Pickup "X" Today FREE

Pickup "X" Today and Pickup "Y" on "Date"

Pickup "X" on "Date"

Ship "X" to Store

true

https://www.tractorsupply.com/notifyme/getAccessToken

https://www.tractorsupply.com/getNotifyMePo

https://www.tractorsupply.com/postNotifyMeConsent

Pickup "X" on "Date1" and Pickup "Y" on "Date2"

https://www.tractorsupply.com/wcs/resources/store/10151/inventory/available_options

true

Temporarily unavailable

Item is currently not available

See recommendations

This item is Temporarily Unavailable at Search Stores

Notify Me when this item becomes available.

We'll notify you when this item becomes available.

Oops! We couldn't process your request. Please try again later.

Email Address* (required – example: name@domain.com)

Thank You! We'll send you an email when the item becomes available.

Online Only

Available to purchase online only

Pickup In Store:

Check other Pickup Options

Curbside / Pickup in Store - Available for pickupToday FREE

- Only X left - Order Soon - Only X left

Curbside / Pickup in Store currently not available at this store

Pickup in Store "X" Today and Ship "Y" to Store

Pickup In Store Today FREE

- Only X left - Order Soon - Only X left

Pickup "X" Today and Pickup "Y" on "Date"

Pickup "X" on "Date1" and Pickup "Y" on "Date2"

Pickup "X" on "Date"

Lower Price at this Store:

Only $X

Save $X

each

See price at Checkout

See price in cart

Only X each

per Case of "X"

Limited to available quantity in store for Pickup at this store only. Not valid for Ship To Store or Delivery items.

Ship "X" to Store

Ship To Store: Select a Different Store

Ship To Store

Oversize Items Shipped To Store may incur freight charge.

true

false

TSC Subscription - Curbside / Pickup In Store FREE

Pickup In Store Nearby:

Pickup "X" Today FREE

Check Other Nearby Stores

true

false

TSC Subscription - Curbside / Pickup In Store FREE

Pickup Nearby:

Pickup Today

Requested quantity is not available in nearby stores within "X" miles of "STORE"

true

false

Home Delivery

Standard Delivery - Ships within 24 hours

Oversize Delivery - Additional Fees may apply.

Standard Delivery currently not available

Check other Delivery Options

Same Day Delivery - Delivered as soon as today if order is placed by 2:00 p.m.

You may also schedule your delivery day at checkout.

Same Day Delivery currently not available

Check other Delivery Options

true

false

TSC Subscription available on a schedule that is convenient for you!

TSC Subscription - Home Delivery TSC Subscription available on a schedule that is convenient for you! Learn More

White Glove Delivery

A certified dealer will bring the assembled item to you and review features and functionality. Learn More

White Glove Delivery

Out here, we’ll handle the details. You handle the mowing. Select "White Glove Delivery" and a certified dealer will:

Call to schedule delivery
Assemble and inspect your item
Walk you through item features
Register it on your behalf test

true

https://www.tractorsupply.com/wcs/resources/store/10151/inventory/available_options

https://www.tractorsupply.com/search/ext/resources/store/10151/productview/byId

https://www.tractorsupply.com/wcs/resources/store/10151/cart/@self/assembly_info

true

https://www.tractorsupply.com/wcs/resources/store/10151/loyalty/customerDetails/rewards?rewardCode

https://www.tractorsupply.com/AjaxTSCRESTOrderItemAdd

https://www.tractorsupply.com/wcs/resources/store/10151/loyalty/addToWallet

https://www.tractorsupply.com/AccountDashboardView

https://www.tractorsupply.com/TSCShoppingCartView

true

Select options to save to list

Redeem Your Points?

Points are deducted from your point balance at the time of redemption and are final. Would you like to redeem points for this reward?

REDEEM

Error Occured

https://www.tractorsupply.com/wcs/resources/store/10151/inventory/available_options

https://www.tractorsupply.com/search/ext/resources/store/10151/storelocator/getnearbyStores

https://www.tractorsupply.com/wcs/resources/store/10151/inventory/availability

https://www.tractorsupply.com/wcs/resources/store/10151/itemdetails/getinventory/

false

true

false

true

false

true

https://www.tractorsupply.com/AjaxTSCRESTOrderItemAdd

true

false

true

Type a name for your wish list

A wish list already exists with the name you have chosen. Choose a different name.

The wish list name contains invalid characters. Provide and alphanumeric name.

/wcs/resources/store/10151/wishlist/@self

/wcs/resources/store/10151/wishlist_actions/create_wishlist

/wcs/resources/store/10151/wishlist_actions/update_wishlist/

/wcs/resources/store/10151/wishlist_actions/default_wishlist/

/search/ext/resources/store/10151/productview/byId/

/Logoff?rememberMe=true&

https://www.tractorsupply.com

Add To List

You have no wish lists yet. Create a list to save items while you shop and start sharing with friends!

Create New Wish List

Cancel

Name your new list

Save New Wish List

Cancel

https://www.tractorsupply.com/wcs/resources/store/10151/password/email

true

Create a TSC Account or Sign In to access Lists

Create a TSC Account or Sign In to access subscriptions

Create a TSC Account or Sign In to access rewards

Password Show

Forgot Password?

Stay Signed In Stay Signed In

We'll keep you signed in on this device. You may need to sign in again when editing sensitive account information.

or Create Account

Create a TSC Account or Sign In to access lists

Create a TSC Account or Sign In to access rewards

Sign in for faster checkout:

To reset your password, type the E-Mail address associated with your account in the field below to receive an E-mail with instructions to reset password. If you can't remember your E-mail address call us at 1-877-718-6750 for assistance.

If you do not have an account, click here to set up a new account (it's FREE).

A password reset EMAIL will be sent to the email address you provided within 30 minutes. Please do not request a new password until that 30 minutes has passed.

Please note, the link in the email will expire 24 hours after it was sent. If you need further assistance contact our Customer Solutions Team .

or Create Account

Tractor Supply Co.

true

Neighbor’s Club Members earn points with purchases. Sign in or Join Now

Neighbor's Club Members earn points with purchases. Join Now

As a Neighbor, you'll earn 1 point per dollar on this purchase.*

*On eligible items See terms

As a Preferred Neighbor, you’ll earn 1.5 points per dollar spent on this purchase.*

*On eligible items See terms

As a Preferred Plus Neighbor, you’ll earn 2 points per dollar spent on this purchase.*

*On eligible items See terms

true

TSC Subscription available on a schedule that is convenient for you!

Learn More

Never Run Out Again

Subscription available on select Pet & Animal Supplies. TSC Subscription available on a schedule that is convenient for you!

**Some exclusions apply.

Never Run Out Again

Subscription available on select Pet & Animal Supplies. TSC Subscription available on a schedule that is convenient for you!

**Some exclusions apply.

Merck Ultra Boss Pour-On Insecticide is a pour-on insecticide for beef, dairy, and lactating cattle. The insecticide works on lice, horn flies, face flies, horse flies, stable flies, mosquitoes, black flies, ticks, sheep keds. It provides an alternative to pyrethrin spray.

Pour-on insecticide is formulated with 5% permethrin and 5% piperonyl butoxide
No pre-slaughter withdrawal
No milk discard
Target Species: Lice, horn flies, face flies, horse flies, stable flies, mosquitoes, black flies and ticks
Apply 3 mL per 100 lb. body weight, up to the 30 mL maximum application limit
Also approved for use in backrubbers
Works on lice, horn flies, face flies, horse flies, stable flies, mosquitoes, black flies, ticks, sheep keds
1 gal.
Provides an alternative to pyrethrin spray

Note: This product may require up to 2 additional days for order processing prior to shipping

5% permethrin and 5% piperonyl butoxide.

Specification	Description
Brand	Merck
Country of Origin	Made in USA
Animal Compatibility	Livestock
Application Method	Pour
Concentrated or Ready to Use	Ready to Use
Targeted Fly Types	Black Flies, Lice, Mosquitoes, Stable Flies, Keds, Ticks, Face Flies, Horn Flies, Horse Flies
Manufacturer Part Number	65589

true

Delivery Options

Show Pickup Options

Qty:
SKU:
Subtotal:

Enter ZIP code and tap search delivery options:

Enter only 5 digits Zip code.

Note: This product cannot be shipped to ZIP Code

There are no delivery options for the ZIP code submitted. Try another ZIP code or select Pickup in Store.

+ See delivery offers

Promotions will apply at checkout

Select a delivery option for :

Additional costs may apply depending on location. Additional services may be available - please inquire with Delivery Company.

true

https://www.tractorsupply.com/search/ext/resources/store/10151/storelocator/getnearbyStores

https://www.tractorsupply.com/wcs/resources/store/10151/itemdetails/getinventory/

https://www.tractorsupply.com/wcs/resources/store/10151/inventory/availability

Pickup Here

View Store Details

Pickup In Store

Ship it Here

Not available at this Store

Ship To Store

true

We are currently unable to check store availability. Please try again in few moments or contact Customer Solutions at 1-877-718-6750.

Pickup Options

Show Delivery Options

Qty: 1
SKU:
Subtotal:

Enter ZIP code and tap search to check store availability:

Enter a valid 5 digit ZIP code

ZIP Code

Show only stores with Pickup in Store available.

Show only stores with Pickup In Store available

Show only Available or Limited Availability stores.

There are 0 stores that match your search criteria.

Store Availability Near

Current Item

Add

Item to Cart

Items to Cart

Continue Shopping

Select a

See Price at Checkout

See Price in Cart

Choose options to add items to cart

Merck Ultra Boss Pour-On Livestock Insecticide, 1 gal. is rated 4.7 out of 5 by 18.

https://apps.bazaarvoice.com/deployments/tractorsupply/apo_disabled/production/en_US/bv.js

true

Documents

pdf Merck 19785919 Brochure 1

Merck Ultra Boss Pour-On Livestock Insecticide, 1 gal.

Merck Ultra Boss Pour-On Livestock Insecticide, 1 gal.

$199.99

$199.99

$199.99 - $199.99

$199.99 Sale Was $ Save $ (%)

$199.99 Sale Was $ Save $ (%)

$199.99 - $199.99 Sale Select Items Save Up To $ (%)

$199.99 Clearance Was$ Save $ (%)

$199.99 Clearance Was $ Save $ (%)

$199.99 - $199.99 Clearance Select Items Save Up To $ (%)

$ See Price in Cart

$ - $ See Price in Cart

$ See Price in Cart

$ - $ See Price in Cart

See Price in Cart

$ - $ See Price in Checkout

$ See Price in Checkout

$ - $ See Price in Checkout

$ See Price in Checkout

See Price in Checkout

$ - $

$

Available Promotions

3 Learn More

We'll notify you when this item becomes available.

Redeem Your Points?

Error Occured

Product Details expand/collapse

Ingredients expand/collapse

Specifications expand/collapse

Documents