| D007783 |
Lactones |
Cyclic esters of hydroxy carboxylic acids, containing a 1-oxacycloalkan-2-one structure. Large cyclic lactones of over a dozen atoms are MACROLIDES. |
Lactone |
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| D008297 |
Male |
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Males |
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| D008568 |
Memory |
Complex mental function having four distinct phases: (1) memorizing or learning, (2) retention, (3) recall, and (4) recognition. Clinically, it is usually subdivided into immediate, recent, and remote memory. |
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| D008606 |
Mental Processes |
Conceptual functions or thinking in all its forms. |
Information Processing, Human,Human Information Processing |
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| D008875 |
Middle Aged |
An adult aged 45 - 64 years. |
Middle Age |
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| D010919 |
Placebos |
Any dummy medication or treatment. Although placebos originally were medicinal preparations having no specific pharmacological activity against a targeted condition, the concept has been extended to include treatments or procedures, especially those administered to control groups in clinical trials in order to provide baseline measurements for the experimental protocol. |
Sham Treatment |
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| D010936 |
Plant Extracts |
Concentrated pharmaceutical preparations of plants obtained by removing active constituents with a suitable solvent, which is evaporated away, and adjusting the residue to a prescribed standard. |
Herbal Medicines,Plant Extract,Extract, Plant,Extracts, Plant,Medicines, Herbal |
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| D011714 |
Pyrans |
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Pyran |
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| D002986 |
Clinical Trials as Topic |
Works about pre-planned studies of the safety, efficacy, or optimum dosage schedule (if appropriate) of one or more diagnostic, therapeutic, or prophylactic drugs, devices, or techniques selected according to predetermined criteria of eligibility and observed for predefined evidence of favorable and unfavorable effects. This concept includes clinical trials conducted both in the U.S. and in other countries. |
Clinical Trial as Topic |
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| D004341 |
Drug Evaluation |
Any process by which toxicity, metabolism, absorption, elimination, preferred route of administration, safe dosage range, etc., for a drug or group of drugs is determined through clinical assessment in humans or veterinary animals. |
Evaluation Studies, Drug,Drug Evaluation Studies,Drug Evaluation Study,Drug Evaluations,Evaluation Study, Drug,Evaluation, Drug,Evaluations, Drug,Studies, Drug Evaluation,Study, Drug Evaluation |
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