[Doses of 147 to 167 mg of caffein per kilo were employed in these experiments.]
Rabbit 332. Belgian hare, female. Weight, 1,070 grams. Diet, oats.
March 25: 8.5 cc 2 per cent caffein (158 mg per kilo) injected subcutaneously at 2.15 p. m.; 4 p. m., reflexes increased; 5.45 p. m., increases of reflexes still more marked.
March 26: Rabbit looked normal; no symptoms observed.
Rabbit 331. Belgian hare, female. Weight, 1,170 grams. Diet, oats.
March 25: 2.15 p. m., 9 cc 2 per cent caffein (153 mg per kilo) injected subcutaneously; 4 p. m., reflexes increased; 5.45 p. m., condition the same.
March 26: Rabbit looks normal; no symptoms observed.
Rabbit 328. Belgian hare, female. Weight, 1,200 grams. Diet, oats.
March 25: 9 cc 2 per cent caffein injected subcutaneously (150 mg per kilo); 4 p. m., reflexes increased; 5.45 p. m., reflexes increased but not markedly.
March 26: No symptoms; rabbit looks normal.