Gestrenol drops for cats - instructions for use of the drug

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The drug Gestrenol is available as drops for cats. The pack contains instructions for using Gestrenol drops for cats and kittens, bottles with a volume of 1 to 5 ml, with a yellow-green liquid. Special Gestrenol tablets, especially for females and males. The pack contains an annotation and a blister with tablets of 5-10 pcs. Or option 25*10 pcs.

Gestrenol drops are considered the optimally convenient type of medication for oral use in cats. The active components of the drug are mepregenol propionate and ethinyl estradiol.

Pharmacological properties

The active substances in Gestrenol are artificial gestrogens and estrogens. They are responsible for sexual desire and regulate it. Animals of different sexes require different dosages of mepregenol propionate and ethinyl estradiol. These substances stop the production of gonadotropic hormones by the pituitary gland.

Ethinyl estradiol mixed with mepregenol propionate increases contraception, changes the vaginal environment, the degree of viscosity of cervical discharge, and this helps to inhibit the active phase of sperm. Due to this, the fertilized egg will not be able to implant.

Mepregenol propionate stops the mediobasal zones in the hypothalamus, which release gonadoliberins, which activate the action of hormones responsible for the growth of follicles in the testicles in males and the ovulation process in females.

The active substances of the drug Gestrenol immediately enter the gastrointestinal tract, after a while they are determined in the liver and leave the body in full with urine after two days. Gestrenol drops are recognized as a low-risk medicine and, in acceptable doses, do not adversely affect cats. The developer of the drops is the Astrapharm trading house, which produces many contraceptives for animals.

Composition and properties of the drug

The drug Gestrenol is presented in the form of drops and tablets. Each form of medication contains 2 versions for females and males, which differ in the content of active components.

Composition of Gestrenol drops:

mepregenol propionate (gestagen analogue);
ethinyl estradiol (estrogen analogue);
soybean oil;
peppermint essential oil.

The first 2 components of the drops are active and provide a therapeutic effect. These substances inhibit sexual arousal in cats and delay estrus.

Interesting! Gestrenol drops help prevent fertilization in cats. This effect is realized if the drug is given to the animal within 24 hours after mating.

The medication helps calm the cat during sexual arousal. After its use, aggression disappears and the male stops marking the territory.

In appearance, it is a transparent solution of a yellow or yellow-green hue with a characteristic aroma. It is packaged in plastic bottles of different volumes (1.5 and 2 ml). The bottle has a dispenser attachment, which is closed with a screw cap with first opening control. Each bottle is packaged in a separate blister and cardboard box along with instructions.

Drops for cats contain the following dosages of the main components in 1 ml: 1.5 mg of mepregenol propionate and 0.015 mg of ethinyl estradiol. The solution for cats contains 4 mg and 0.2 mg of these substances.

The tablets contain the following components:

mepregenol propionate;
ethinyl estradiol;
lactose;
potato starch;
calcium stearate;
mint essential oil.

White or grayish tablets are packaged in blisters of 5 or 10 pieces. They are placed in cardboard packaging with instructions for use.

The dosage of the active components of the drug for cats in 1 tablet (0.1 g) is 0.15 mg mepregenol propionate and 0.0015 mg ethinyl estradiol, for cats – 0.4 mg and 0.02 mg.

The drug for females is packaged in a box with a pink stripe, and for males - with a blue stripe.

Indications for use

The drug Gestrenol is not recommended for use by pets without prescription. Frequent use of hormonal drugs can cause irreparable processes in reproductive functions and cause malignant formations.

The drug Gestrenol helps to regulate sexual heat in cats.

He helps males:

reduce desire
calm down
avoid the hunt

Helps females:

end the estrus period
avoid unwanted conception
calm down
stop the onset of the estrus process

Interaction with other drugs and overdose

Gestrenol can be given to a cat with other medications. No incompatibility with any substances was found.

The manufacturer claims that the medicine does not harm the reproductive function of the animal, since after Gestrenol is discontinued, the body is completely restored within 2-3 months. Nothing is said about side effects or any other complications, but the instructions for use state that the recommended dose should not be exceeded. Reducing the dosage may worsen the effect of the drug.

Like other medications, these drops have several contraindications. For example, Gestrenol can harm the health of young immature kittens, as well as cats during pregnancy and lactation. The drug is completely contraindicated in animals with diabetes, cancer, and dysfunction of the genitourinary system. There is also clinical evidence that regular overdose of drugs that change hormonal levels can lead to cancer of the uterus and mammary glands, and the development of pyometra.

In some cases, a cat may develop an individual intolerance to any component of Gestrenol. If this happens, you should change the contraceptive.

In case of serious overdose, there is a possibility of the following side effects:

Profuse salivation.
Inappropriate behavior.
Allergic dermatitis.
Nausea and vomiting.
Severe increase in appetite.

If such symptoms appear, you should immediately stop using the drug. If the side effects do not go away within 24 hours, you need to take the cat to the veterinarian. If all the recommendations prescribed in the instructions are strictly followed, the side effects of the medicine will not appear.

Gestrenol can be stored for 3 years. When the expiration date has expired, use of the drug is prohibited. The medicine should be kept in a dark and dry place, away from small children. Storage temperature should not exceed 25° Celsius. Gestrenol also retains its effectiveness after short-term freezing.

Dosage

The permissible dosage of the drug Gestrenol in the form of drops, calculated based on the weight of the cat.

to complete estrus, females weighing up to 5 kg are given 4 drops at the very beginning of the heat. Course duration is 3-5 days. For larger individuals, you can increase the amount to 5-8 drops.
1 drop every seven days during the break between heats can stop or delay the active sexual phase.
if there is a possibility of unnecessary fertilization - within 24 hours after sexual intercourse you need to give 2 times 8 drops. Break - 24 hours.

How to give Gestrenol to a cat can be understood from the instructions.

To get rid of desire or complete the hunt in males weighing up to 5 kg, use 4 drops of medicine per day. Course duration is 3-5 days. It is necessary to bury at the very beginning of the hunt. Individuals weighing over 5 kg will need 4-8 drops.
In order for the male to calm down, it is recommended to take 4 drops, regardless of weight, once every 10-15 days during the inactive period.

60 days after the end of taking Gestrenol, the renewal of the entire reproductive system of cats begins. A dose of medicine not taken on time should be given as quickly as possible. If less than half a day has passed since the last use of Gestrenol, then its effect does not decrease.

Instructions for use

Gestrenol drops and tablets are administered to cats in the mouth or applied to the pet’s nose.

The solid dosage form of the drug can be given in the following ways:

crushed and mixed with a small amount of wet food, such as canned food;
the tablet is placed on the root of the tongue;
the drug is given using an introducer (tablet dispenser).

Drops are much more convenient to use. They can be added to food, put into the mouth or dropped on the pet's nose (he will lick it off). Since Gestrenol contains catnip, animals use it with pleasure. They love the taste and smell.

The dosage, frequency and duration of the course depend on gender, indications and weight.

For cats

The use of drops begins when the first symptoms of estrus (estrus) appear.

Interesting! A cat in heat is manifested by more frequent trips to the toilet, licking, decreased appetite, changes in behavior (aggressive or overly affectionate) and attempts to escape from the house. She arches her back and moves her tail to the side.

To interrupt estrus, drops are used in the following dosages:

for cats weighing less than 5 kg – 4 drops;
for pets 6–10 kg – from 5 to 8 drops.

Give the medicine once a day for 3-5 days.

The use of drops is advisable within 48 hours after the onset of estrus. If you do this later, they will not work.

If necessary, the veterinarian will extend the course of treatment until the end of estrus.

A lasting therapeutic effect of Gestrenol is achieved if the party is over and the owner gives the cat another dose of the drug the next day.

A therapeutic course using drops can be carried out no more than 2 times a year.

To delay estrus and ensure the cat’s calm state, you need to give her 4 drops of the solution once every 7 days during the period of metaestrus (sexual rest).

A cat can take Gestrenol for 1.5 years. You can repeat the course after the resumption of estrus.

To prevent fertilization, the female is given 8 drops 2 times with a break of 24 hours. The effectiveness of Gestrenol decreases if it is used later than 24 hours after mating.

Treatment regimens using tablets:

To interrupt estrus – 1 or 2 tablets for 3–5 days. If the cat calms down after 2-3 days, then she is given the tablet for another 1 day.
To maintain a calming effect (during metaestrus or 7 days after it), animals are given 1 tablet per week.
To prevent fertilization, cats take 2 tablets within 24 hours after intercourse. After 24 hours, the dose is repeated (the dose is maintained).

The function of the reproductive system is restored 2–3 months after the end of taking Gestrenol.

Important! Gestrenol is not recommended for young cats during their first heat, as it is difficult to detect signs of estrus in them.

For cats

The use of Gestrenol for males begins when the first symptoms of heat appear. Then he begins to leave marks with a pungent odor on furniture, walls and floors, behave aggressively, meow frequently and shrilly, and try to escape from the house.

According to the instructions for use, Gestrenol is given to cats to reduce sexual arousal according to the following schemes:

animals up to 5 kg – 4 drops;
for pets from 6 to 10 kg – from 5 to 8 drops.

In both cases, the course lasts 3–5 days.

The drops should be given to the animal within 48 hours after the onset of symptoms of heat. If you do this later, the effectiveness of the drug will decrease.

Important! If the cat is young, then on the first day he is given 8 drops of Gestrenol. Then the solution is applied according to the scheme, taking into account the weight of the animal.

To ensure the cat’s peace, you need to give him a dose of drops suitable for his weight 1 more day after finishing the course. Sometimes the veterinarian will extend treatment until symptoms of sexual arousal disappear.

To prevent sexual heat and maintain a calm state of your pet, you need to give him 4 drops of the drug once a week.

Tablet dosage regimens:

During sexual heat - 1-2 tablets for 3-5 days.
For young cats during the rut – 2 tablets for 3–5 days. To consolidate the result, the animal is given another dose the day after the end of the course.
To prevent sexual heat – 1 tablet per week.

The function of the reproductive system resumes after 2–3 months.

EXPERT BLOCK! The use of drugs that suppress sexual desire can be very dangerous for the health of pets. In cats that take contraceptives on a regular basis, dangerous diseases such as pyometra (accumulation of pus in the uterus) and mammary cancer are more often recorded. The only safe method of preventing behavioral problems is castration.

Contraindications

It is strictly forbidden to use:

gestation period
breastfeeding period
diseases of the reproductive system
tumors
diabetes
allergies to the composition
immature individuals
urolithiasis

Gestrenol for cats is strictly prohibited for females, just as males are not allowed to take it for cats. The drops contain different hormonal levels for males and females, and this can have negative consequences for the pet’s body. It is better not to take Gestrenol in productive animals. The dosage cannot be exceeded.

What effect does Gestrenol have on cats?

Gestrenol is a multifunctional drug. It affects the physiological processes in the body of animals and changes their behavior. Its main effect is aimed at changing the hormonal levels of animals. Experts have recognized it as having low toxicity for animals. Hormonal medication is prescribed for:

termination of cat pregnancy;
decreased libido and arousal;
improving sexual behavior.

After discontinuation of the drug, the reproductive activity of animals is restored within 2-3 months.

Personal prevention measures

The use of Gestrenol in drops for pets requires full compliance with personal hygiene and established safety requirements.

Prohibited upon admission:

take food
take fluids
smoke

When coming into contact with Gestrenol for cats, it is recommended to clean your hands with a special product. You should immediately contact a specialist if the medicine is inside. Used vials are strictly prohibited from being used in everyday life; they must be thrown away.

What is Gestrenol?

Sterilization of male cats has become a common procedure in veterinary clinics. But not all pet owners prefer this procedure. Many are trying to find other alternative methods. One of them is hormonal drugs that suppress sexual desire in animals. Gestrenol is just such a remedy.

The pharmaceutical industry develops and produces contraceptives for animals. Gestrenol for cats belongs to this group. It is produced in the form of drops or tablets. The product is based on analogues of natural cat hormones. The medicine contains two main components:

antinylestadiol;
mepregenol propionate.

The product also contains catnip to attract animals with its scent. At the moment of their combined action, the amount of natural hormones in cats decreases by 50 times. According to the manufacturers, the drug is absolutely safe for the health of cats, since it was created taking into account their physiological characteristics.

The medicine contains soybean oil and flavoring additives as excipients. The drops are a solution and can range in color from yellow to yellow-green.

Release form and composition

Gestrenol is a yellow-green oily solution for preoral use , which has a slight specific odor. The solution is produced in dropper bottles made of polymer material of various volumes, packaged in a cardboard box, or in tablets.

One flask of gestrenol contains:

1.5 mg mepregenol propionate;
0.015 mg ethinyl estradiol;
additional components (sugar, potato starch, calcium steoric acid);
flavoring additives.

Precautionary measures

When using gestrenol, it is necessary to follow the rules of personal hygiene , as well as safety precautions, which are generalized when working with all types of medicinal substances. While taking gestrenol, you should not eat or drink. After use, wash your hands thoroughly with soap.

The medicine container does not imply further household use. Boxes are disposed of as household waste.

Gestrenol is a unique contraceptive drug based on natural hormones, which was created taking into account all the physiological features of cats. It is ideal for various breeds of pets, has no strict contraindications and is not addictive.