Medication guide
Doxylamine Succinate
- Generic name
- Doxylamine Succinate
- Common brand names
- Unisom SleepTabs
- Medication class
- Sedating antihistamine
Overview
Its medication class is Sedating antihistamine. Common uses include Short-term sleep-onset support. Product forms and labels can differ, so follow the specific package instructions and ask a pharmacist or qualified healthcare professional about individual questions.
How to Take it
- Route
- Oral tablet/liquid.
- Time of day
- Best taken in the evening/bedtime; avoid driving after dosing.
- With food/water
- Water with or without light food, esp. if stomach upset.
- Preparation
- Take only one labeled product at a time.
- Safe dose
- Use the lowest dose for age and indication.
- Max dose
- Do not exceed label daily cap.
- Frequency
- Every 4–8 hours when needed unless adverse drowsiness occurs.
- Other recommendations
- Avoid alcohol and other sedatives; do not combine with sleep aids without guidance.
Common uses
- Short-term sleep-onset support
Common side effects
- Drowsiness
- dry mouth
- dizziness
- nausea
- constipation
- headache
- and irritability
Important warnings
- Strongly sedating; avoid driving, alcohol, and other CNS depressants. Avoid chronic nightly use, especially in pregnancy, sleep-disordered breathing, glaucoma, urinary retention, or severe liver/kidney disease. Do not combine with other sleep medications without supervision; monitor for dependence and daytime cognitive impairment.
General interactions information
Additive sedation with alcohol, opioids, benzodiazepines, hypnotics
Sources / references
- Doxylamine — MedlinePlus
U.S. National Library of Medicine
These references offer further reading. A source link does not establish that a clinician has reviewed every statement in this guide.
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