Laboratorios Ovejero has an extensive portfolio of pharmacological products to respond to the diversity of pathologies and needs in different animal species.

These products include antibiotics, antiparasitics, hormones for the synchronization of the reproductive cycle, vitamins and disinfectants.

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Sponges for induction of ovulation and heat synchronization in sheep and goat.


Medroxyprogesterone acetate, 60 mg.
Polyurethane sponge.

Target species and indications


Synchronization of oestrus

Induction of oestrus in ewes during the period of anoestrus if the Medroxyprogesterone acetate is used with the PMSG (pregnant mare serum gonadotrophin).

Posology and method of administration

Route: Intravaginal.

The sponges have to be placed with the help of an applicator and it should before be decontaminated (do not use to decontaminate: alcohols, cresols, phenols….).

The sponge has to be in the vagina for 12 – 14 days. The sponges have to be removed after 12 – 14 days and an intramuscular injection of 400 – 600 UI of PMSG should immediately be managed. The injection of PMSG has to be after of to remove the sponge because might have a decrease of the ovulation.

The ewe can be covered at 36 – 48 hours after of the remove of the sponge. The stress should be saved during and after of the covering.

The females that haven´t been covered in the first oestrus will be in oestrus at 15 – 17 days. This second oestrus can be synchronized too.

Presentation and withdrawal period

Polythene transparent bags with 25 sponges  which are placed in white, opaque bag.

0 days.

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