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Estradiol is an estrogen hormone for small animals.

This product is human label.
Add this item to your cart:

Item# Size/Desc Qty Price
1 mg per tablet
Save $16.79!  
This item requires a RX
2 mg per tablet
This item requires a RX

**Note: This product requires a veterinarian's prescription to purchase.At checkout you will need to provide your veterinarian's FAX or email address. We will then send him or her a prescription verification that he or she will need to sign and return before we can ship you this product.

Dosage and Administration:

It is important to follow the dosage instructions provided by your veterinarian for your pet.
If you have difficulty giving the medication, contact your veterinarian.
If you miss a dose, give it as soon as you remember.
If it is almost time for the next dose, skip the one you missed and go back to the regular schedule.
Do not give 2 doses at once.
This medication should only be given to the pet for whom it was prescribed.

Possible Side Effects:

In dogs, especially at high doses, may see signs of estrus, lack of appetite, vomiting, diarrhea, vaginal discharge, pyometra infection in the uterus, lethargy, increased thirst and urination, bone marrow suppression, aplastic anemia, bleeding, and death. Use in males may cause feminization. Consult your veterinarian if you notice any of the above side effects. If your pet experiences an allergic reaction to the medication, signs may include facial swelling, hives, scratching, sudden onset of diarrhea, vomiting, shock, seizures, pale gums, cold limbs, or coma. If you observe any of these signs, contact your veterinarian immediately.


Not for use in animals hypersensitive allergic to it or drugs similar to it. Do not use in pregnant or lactating animals female animals nursing their young.
It can cause abortions and birth defects.
Do not use in animals with cancers that may be caused by estrogens such as mammary breast cancer.
Do not use in animals with bone marrow suppression.
Do not use in males that are to be used for breeding.
Consult with your veterinarian regarding the physical examinations and laboratory testing necessary prior to and during treatment with ECP. Drug, Food, and Test Interactions
Consult your veterinarian before using ECP with vitamins and supplements, rifampin, phenobarbital, phenylbutazone, corticosteroids, or oral anticoagulants such as warfarin, since interactions may occur. No known food interactions.
Signs of Toxicity/Overdose May cause bone marrow suppression, aplastic anemiaand death. May also damage heart, liver, and pancreas. May cause ovarian tumors. If you know or suspect your pet has had an overdose, or if you observe any of these signs in your pet, contact your veterinarian immediately.
Keep this and all other medications out of children and other animals.