Intestinal atony, postoperative: Prophylaxis: 250 mcg as for intestinal atony.
Treatment: 500 mcg SC, IM (or possibly slow IV) repeated at intervals of 4 to 5 hours.
Urinary retention: Prophylaxis: 250 mcg as for intestinal atony.
Treatment: 500 mcg SC or IM and apply heat to the lower abdomen. If urination does not occur within one hour, the patient should be catheterized. After the patient has voided, continue the 0.5 mg injections at 3 hour intervals for at least 5 additional injections.
Myasthenia gravis: Occasionally parenteral therapy is needed in seriously ill patients and up to 1 mg IM every hour may be necessary in myasthenic crises. Curare antagonist (to neutralize the effect of curare in surgical anesthesia and shock therapy); 0.5 to 2 mg slow IV Atropine sulfate 0.6 to 1.2 mg IV should be given.