In many European countries, side effects have been reported in pets whose owners use transdermal oestrogen-containing medicinal products. The pets came into contact with or licked the area where the medicinal product was applied, usually the upper arm.
On 28 January 2022, the European Regulation on medicinal products for veterinary use has entered into force. Among other things, this implies that veterinarians have the obligation to use a new model format for veterinary prescriptions. These changes will take place in several phases.
As of 28 January 2022, Regulation 2019/6 became effective. From that moment onwards, European Member States must comply with all rules from this regulation.