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  1. Parenteral Drug Association | Pharmaceutical Regulatory News | PDA

    PDA is the global provider of science, technology, and regulatory information serving the pharmaceutical & biopharmaceutical industries. Explore PDA's Education, Trainings, Events, Publications and more.

  2. PDA Universe of Pre-Filled Syringes and Injection Devices Conference ...

    Designed for professionals across formulation science, drug delivery, device development, and combination products, the conference spotlights how science, technology, and user experience …

  3. PDA | Definition, Meaning, History, & Facts | Britannica

    PDA, an electronic handheld organizer used in the 1990s and 2000s to store contact information, manage calendars, communicate by e-mail, and handle documents and spreadsheets, usually in …

  4. Personal digital assistant - Wikipedia

    A personal digital assistant (PDA) is a multi-purpose mobile device which functioned as a personal information manager. Following a boom in the 1990s and 2000s, PDAs were mostly displaced in the …

  5. Pathological Demand Avoidance (PDA) in Kids - Child Mind Institute

    Jul 8, 2026 · Pathological demand avoidance (PDA) is a pattern of behavior in which kids go to extremes to ignore or avoid anything they perceive as a demand. It is seen most often in people diagnosed …

  6. PDA Definition & Meaning - Merriam-Webster

    The meaning of PDA is a small handheld device equipped with a microprocessor that is used especially for storing and organizing personal information (such as addresses and schedules).

  7. Patent Ductus Arteriosus (PDA) - American Heart Association

    The American Heart Association explains the congenital heart defect patent ductus arteriosus, PDA, in children and adults.

  8. 5 Things to Know About Pathological Demand Avoidance

    Oct 22, 2024 · Awareness of PDA has grown in recent years, but do we really know what it is? PDA stands for Pathological Demand Avoidance or Persistent Drive for Autonomy. PDA is considered a …

  9. Patent ductus arteriosus (PDA) - Symptoms and causes

    Jan 29, 2025 · Patent ductus arteriosus is a persistent opening between the two main blood vessels leaving the heart. Those vessels are the aorta and the pulmonary artery. The condition is present at …

  10. Pathological Demand Avoidance: Causes, Symptoms, Coping

    Apr 8, 2026 · Pathological demand avoidance (PDA) is when a person goes to great lengths to evade any perceived demands, often leading it to be misunderstood as defiance. Though not a formal …