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D15 Central Nervous System Agents D002491 +
D15.210 Central Nervous System Depressants D002492 +
D15.210.600 Narcotics D009294
D27 Chemical Actions and Uses D020164 +
D27.505 Pharmacologic Actions D020228 +
D27.505.696 Physiological Effects of Drugs D045505 +
D27.505.696.277 Central Nervous System Depressants D002492 +
D27.505.696.277.600 Narcotics D009294
D27 Chemical Actions and Uses D020164 +
D27.505 Pharmacologic Actions D020228 +
D27.505.954 Therapeutic Uses D045506 +
D27.505.954.427 Central Nervous System Agents D002491 +
D27.505.954.427.210 Central Nervous System Depressants D002492 +
D27.505.954.427.210.600 Narcotics D009294