Butallylonal is a barbiturate derivative invented in the 1920s. It has sedative properties, and was used primarily as an anaesthetic in

veterinary Veterinary medicine is the branch of medicine that deals with the prevention, management, diagnosis, and treatment of disease, disorder, and injury in animals. Along with this, it deals with animal rearing, husbandry, breeding, research on nutri ...

medicine. Butallylonal is considered similar in effects to

pentobarbital Pentobarbital (previously known as pentobarbitone in Britain and Australia) is a short-acting barbiturate typically used as a sedative, a preanesthetic, and to control convulsions in emergencies. It can also be used for short-term treatment of i ...

but is longer in action, being considered an intermediate-acting barbiturate rather than short-acting.

References

Barbiturates Organobromides Alkene derivatives GABAA receptor positive allosteric modulators {{sedative-stub