An essay on the Arbutus uva ursi, and Pyrola umbellata & maculata, of Linneus / by John S. Mitchell.

  • Mitchell, John S.
Date:
1803
Catalogue details

Licence: Public Domain Mark

Credit: An essay on the Arbutus uva ursi, and Pyrola umbellata & maculata, of Linneus / by John S. Mitchell. Source: Wellcome Collection.

Provider: This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)

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    EXPERIMENT I. At half past ten o'clock, A. M. forty grains of the fresh leaves of the Pyrola Maculata, were given to William M. Walmsley. Pulse 80 strokes in a minute. Min. 5 | 10 | 15 | 20 | 30 | 35 | 40 1 60 Puis. 80 | 80 | 80 f80 |79 | 79 | 80 | 80 No increase either in fulness or force. EXPERIMENT II. Doctor A. Gregg, jun. took fifty-five grains of the same plant: The pulse during the whole experiment was neither increased in force, frequency or fullness ; nor was any other effect observable. Repetition afforded similar results. experiment III. The same gentleman at half past one, took four grains of the fresh leaves of the Umbellata. Pulse 70. Mm. 5 | 10 | 15 I 30 PuTs.~74 | 84 | ti* | 7£ At this time he took twenty grains more of the same : MfaiiS | 30 | 35 | 40 | 45 I 50 | 55 \ 60 j 65 \ 70 ] 75 \ 90 \ 105 | 120 Puls.76 [ 79 | 76 | 74 1 71 | 71 | 70 | 65 | bb | b^ 1 66 | 64 | b4 \ bO In fifteen minutes felt a slight nausea at stomach; in twenty, after repeating the medi,-