Ridzol 10% 250gr - Canker - from Rohnfried is one of the most effective remedies for controlling trichomoniasis and hepatitis in pigeons and birds. Description: - Ronidazole 10% is very effective against infections caused by trichomoniasis - It is a soluble powder that can be added to food - Feather safety Indications: Treatment and prevention: - Trichomoniasis - Canker Instructions: - 2 grams per liter of drinking water volume : Box of 250 gr