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MSDMERCK MANUALConsumer Version
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    Overview of Medications
    • Overview of Medication Safety and Effectiveness
      • Prescription or nonprescription medications
      • Medication names
      • Medication groups and classes
      • Making the most of treatment with medications
    • Evaluating Medication Effectiveness and Safety
      • More Information
      • Drug Design and Development
        • Stages of Drug Development
      • Placebos
      • Benefits Versus Risks of Medications
    • Medication Errors
      • Using medication organizers
      • Understanding prescriptions
      • Prescribing medications
      • Dispensing and administering medications
      • Storing medications properly
      • Taking expired medications
    • Adverse Drug Reactions
      • Severity of Adverse Drug Reactions
      • Risk Factors for Adverse Drug Reactions
        • Use of Several Medications
        • Age
        • Pregnancy and Breastfeeding
      • Overdose Toxicity
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