Assertion: promethazine's effect | /r/HasProperty | sedative
Facets:
Source sentences:
text: Promethazine has sedative effects and it is also used in: pre-operative, post-operative and obstetric (during labour) sedation.
text: Both codeine and promethazine have sedative effects because they suppress the central nervous system, including respiration and motor functioning.
text: However, in ambulatory surgical settings, promethazine has shown concerning sedative effects (7, 8, 15).
text: But by some reports, promethazine is also sought by some drug abusers who like its sedative effects.