Vivitonin 50mg Tablets and Vivitonin 100mg Tablets Contra-indications, warnings, etc Do not administer to pregnant bitches or breeding animals, as it has not yet been evaluated in this class of animal. Specific diseases (e.g. kidney disease) should receive appropriate treatment. Consideration should be given to rationalising the medication of dogs already receiving treatment for congestive heart failure or bronchial disease. Operator warnings Care should be taken to avoid accidental ingestion. Wash hands after use. For animal treatment only. Keep out of the reach and sight of children.