In this series the caffein was injected into the gluteal muscles.
_Rabbit 284. Brown and white, female. Weight, 1,100 grams._
December 14: 2 p. m., 11 cc 2 per cent caffein injected into the
gluteal muscles (0.2 gram per kilo), under observation until 5 p. m.,
had frequent convulsions; at 5 p. m. in a comatose condition. Rabbit
was found dead the next morning.
_Rabbit 286, white and black, female. Weight, 1,315 grams._
December 15: 2.30 p. m., 13 cc 2 per cent caffein injected into the
gluteal muscles (0.1977 gram per kilo), tremors and increased reflexes
observed during the next two hours, but no other symptoms.
December 17: Rabbit alive.
_Rabbit 285, yellow and white, female. Weight, 1,385 grams._
December 14: 10.15 a. m., 14 cc 2 per cent caffein injected into
the gluteal muscles (0.2 gram per kilo), general tremors, but no
convulsions observed. Rabbit survived.
December 17: Rabbit still alive.
_Rabbit 287. Belgian hare, female. Weight, 1,140 grams._
December 15: 2.15 p. m., 11 cc of 2 per cent caffein injected into the
gluteal muscles; 2.30 p. m., tonic contractions of posterior limbs.
Paralysis and death at 2.40 p. m.