# VECTRA 3D Flea and Tick Drops for Large Dogs, 56–95 lb, 6-Month Supply

Drops: VECTRA 3D flea and tick prevention is a monthly topical treatment for large dogs listed at 56–95 lb. The listing claims flea, tick, and mosquito protection, with six tubes for a six-month supply.

- [Original product page](https://best-deals.pro/product/vectra-3d-flea-tick-drops-large-dogs-six-month)
- [View offer](https://best-deals.pro/visit/vectra-3d-flea-tick-drops-large-dogs-six-month)
- Market: US
- Language: en-US
- Currency: USD
- Brand: VECTRA 3D
- Model: D73830D
- Category: Pet Supplies > Pet Grooming & Health > Pet Health
- Price: 71.99 USD
- Previous price: 95.99 USD
- Discount: 25%
- Price checked: 2026-11-13T05:42:11.603Z
- Rating: 4.4 / 5
- Reviews: 1402

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Topical, single-dose applicator intended for a monthly routine.
- Listing claims protection against fleas, ticks, and mosquitoes for up to one month per application.
- Listing says it begins reducing flea feeding in as little as 5 minutes and kills fleas within 4 hours.
- Claimed waterproof after 24 hours.
- Six tubes are listed, matching the six-month supply title.

## Pros

- A monthly topical application avoids a daily oral dosing routine.
- The listing includes mosquitoes alongside fleas and ticks as target pests.
- Customer feedback describes application as easy, a practical point for owners preferring topical dosing.

## Cons

- A six-month package still requires applications on a monthly schedule.
- This is a topical product, so the application site and handling instructions matter.

## Specifications

### Identity
- Brand: VECTRA 3D
- Model: D73830D
- Dog size: Large
- Listed weight range: 56–95 lbs
### Dimensions and weight
- Dimensions listed: 5.25 x 1 x 8.5 inches; 0.07 ounces
- Weight listed: 2 g
### Product details
- Form: Drops
- Scent: Unscented
- Active ingredient: Dinotefuran
- Volume: 0.95 fluid ounces
- Allergen information: Abalone Free
- Age range: 8 Weeks or Older
- Color: Pink

## Before you buy

- Use only for dogs in the stated 56–95 lb range and follow the product label for application and handling. The listing says waterproof after 24 hours, not immediately after application. The dimensions entry also includes a separate listed weight of 0.07 ounces, while another field gives 2 g, so the product-weight details are inconsistent.

## In the box

- 6 tubes (Included)

## A good fit for

- Owners seeking a monthly topical flea and tick product for a large dog in the listed weight range.
- Buyers looking for a product whose listing also claims mosquito protection.
- Households preferring a six-dose supply rather than purchasing one application at a time.

## Less suited to

- Dogs outside the listed 56–95 lb range.
- Owners seeking an oral treatment or a product that does not require monthly topical application.

## Customer feedback

Customer feedback reports easy application and positive experiences with pest control, while experiences vary on how long the treatment seems to last and whether it initially feels sticky. Feedback also differs on side effects. These are customer reports, not guarantees. For a product intended for monthly topical use, the duration variation is relevant to expectations between doses, and residue comments may matter to owners concerned about the application site. Aggregate ratings are generally favorable but do not resolve those individual differences.
- Positive themes: Customers report easy application.
- Positive themes: Customer feedback includes positive perceptions of effectiveness.
- Mixed feedback: Feedback is mixed on how long the treatment lasts.
- Mixed feedback: Some customers describe initial stickiness while others do not.
- Mixed feedback: Feedback about side effects is mixed.

## Frequently asked questions

### How many applications are listed in this package?
The listing identifies six tubes and describes the product as a six-month supply, with one topical application each month.
### What dog weight range is this version for?
The title lists large dogs weighing 56–95 lbs. Confirm your dog's current weight and the package label before use.
### How quickly does the listing say it works?
The listing claims flea feeding begins to be reduced in as little as 5 minutes and fleas are killed within 4 hours.
### When is it described as waterproof?
The listing says the topical treatment is waterproof after 24 hours.

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## Add-ons

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## Images

![VECTRA 3D Flea and Tick Drops for Large Dogs, 56–95 lb, 6-Month Supply — 1](https://best-deals.pro/i/yox05M_0u77ovxNrezJwQ19NSdwmU5876MhAFAsvLYChIwI3kf6lg_unlr7WXs5gSTVvIstsy4RhIF_QkNbqruPgGlo9WHYgDK2-TvAoyKoG--ckPyX3ZXei.jpg)

![VECTRA 3D Flea and Tick Drops for Large Dogs, 56–95 lb, 6-Month Supply — 2](https://best-deals.pro/i/8Kw9mjUYmCd4j5MR9GCF_qNuuVF4TLm4XGDlmcjl1qbIzeEE-lHWq8IPVmJavSX34cDanUxexzYDSKF2lGeoq_wdEPzO0Ke9xzo9IFN9IYmtGHKBzxSpIWRO.jpg)

![VECTRA 3D Flea and Tick Drops for Large Dogs, 56–95 lb, 6-Month Supply — 3](https://best-deals.pro/i/ozs0o-gJErUcm9S-jYjbl8tuT6WDWhKw2yhDpbIqnBZd8fns7KLsRTs7te5znteAYC2zwVP3FhO258PpXF4d2RmgXDt3pxXHo9j2UJiP9-1Ss11PKUQK99M9.jpg)

![VECTRA 3D Flea and Tick Drops for Large Dogs, 56–95 lb, 6-Month Supply — 4](https://best-deals.pro/i/ROXx50jBLZhuKxHVqqTKCrHiE_eZfvFEFLTbemI4zONOL5uOll2R5-Z77pkYMFD-N1qtmGoPujKzYalosqhv7AksCZsJIUXwPrRRxE0Ifd_Ih3sD1S_C8CNZ.jpg)

![VECTRA 3D Flea and Tick Drops for Large Dogs, 56–95 lb, 6-Month Supply — 5](https://best-deals.pro/i/revIbA4a0m36mY8MGuxV4f6e7_TcoYyisOV4o7i7Q__2iP8H8w0jUfbxuDoW4xsAPJ0HpoaJeTDOqfnVwt2y1V3Uy8Mp-OZsdYL9dP2BOBtKfoNV.jpg)

![VECTRA 3D Flea and Tick Drops for Large Dogs, 56–95 lb, 6-Month Supply — 6](https://best-deals.pro/i/EyJEmDqR4i36gziGgKESpe-UGq2yVCiNbU3CPS7C1WbXlil4lofCXr3aKvNEiDr5fIPIeq7VPa7BIWoxeekPYewazPGNHaOTYmE_J6yb5sxt3gIs.jpg)

![VECTRA 3D Flea and Tick Drops for Large Dogs, 56–95 lb, 6-Month Supply — 7](https://best-deals.pro/i/Jsq7eqMRt_TaHJajLkKdEVRCiLGpUvf9ZLZoIefvPzGLMVul2J6uPiKg_YwPHjWiSKOass42yYiO_PbTNkYV2mxA60HroPGkQ19CRor7ZE7Dn94U.jpg)