Seconal Capsule Side Effects by Likelihood and Severity

COMMON side effects


If experienced, these tend to have a Less Severe expression

  • Dizziness
  • Drowsiness

INFREQUENT side effects


If experienced, these tend to have a Severe expression

  • Confusion
  • Low Energy And Weakness
  • Over Excitement

If experienced, these tend to have a Less Severe expression

  • Anxious Feelings
  • Constipation
  • Depression
  • Difficulty Sleeping
  • Fainting
  • Head Pain
  • Irritability
  • Nausea
  • Nervousness
  • Nightmares
  • Sensation Of Spinning Or Whirling
  • Vomiting

RARE side effects


If experienced, these tend to have a Severe expression

  • A Feeling Of Throat Tightness
  • A Significant Type Of Allergic Reaction Called Anaphylaxis
  • A Skin Disorder With Blistering And Peeling Skin Called Stevens-Johnson Syndrome
  • A Skin Rash
  • A Type Of Allergic Reaction Called Angioedema
  • Accidental Falls
  • An Allergic Reaction To A Drug
  • Apnea, A Breathing Interruption
  • Damage To The Liver And Inflammation
  • Decreased Alertness Or Consciousness
  • Decreased Blood Platelets
  • Decreased Calcification Or Density Of Bone
  • Hallucinations
  • Hives
  • Inflammation Of The Skin Due To An Allergy
  • Low Blood Pressure
  • Megaloblastic Anemia
  • Memory Loss
  • Mental Problems
  • Rickets
  • Skin Rash With Sloughing
  • Slow And Shallow Breathing
  • Slow Heartbeat
  • Trouble Breathing
  • Very Low Levels Of Granulocytes, A Type Of White Blood Cell
  • Wheezing

If experienced, these tend to have a Less Severe expression

  • Abnormal Nervous System Function Affecting Alertness
  • Addiction To A Drug
  • Agitation
  • Complex Sleep Behaviors Like Eating Or Driving While Asleep
  • Hyperactive Behavior
  • Loss Of Muscle Coordination
  • Problems Thinking Clearly

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CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.