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Phenbitone 30mg x 60Tabs

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Phenobarbital USP
30.00 Grams
Calculated at checkout
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Product Description

Product Description:

Phenbitone 30mg x 60 Tablets (Phenobarbital USP) is in a group of drugs called Barbiturates. Phenobarbital slows the activity of your brain and nervous system. It is used to treat or prevent seizures. It is also used short-term to treat insomnia, or as a sedative before surgery. Take phenobarbital or this medicine with a full glass of water. If you are taking this medicine to treat insomnia, take it only bedtime. Do not use this medicine for longer than two weeks to treat insomnia. Only take phenobarbital when you are getting ready for several hours of sleep because you may fall asleep very quickly after taking this. If you are taking medicine to treat seizures, keep taking the phenobarbital even you feel fine from every aspect because you may have increased seizures or withdrawal symptoms if you stop using phenobarbital suddenly. You should use less and less before you stop the medication completely.


(Do not use phenobarbital if are or have):

  1. If you are pregnant.
  2. Porphyria.
  3. Severe liver disease.
  4. History of addiction to a barbiturate, Sedative (Xanax, Valium and others).
  5. Severe asthma, chronic obstructive pulmonary disorder (COPD), or other breathing disorder.

Tell your doctor if you already have:

Temporary or chronic pain, kidney desease, liver disease, tumor of the adrenal gland, pituitary gland disorder, history of depression, mental illness, or suicide attempt and a history of drug or alcohol addiction.

Side Effects:

  1. restless muscle movements in your eyes, tongue, jaw, or neck;
  2. slow heartbeat, shallow breathing;
  3. feeling light-headed, fainting;
  4. a fever or a sore throat;
  5. sores in your mouth;
  6. easy bruising or bleeding;
  7. broken blood vessels under your skin;
  8. drowsiness or dizziness;
  9. problems with memory or concentration;
  10. excitement, irritability, aggression, or confusion (especially in children or older adults);
  11. loss of balance or coordination;
  12. nausea, constipation;


Store phenobarbital at room temperature away from moistuer and heat.


Usual Adult Dose for Sedation:

Oral, IV, or IM: 30 to 120 mg/day orally in 2 to 3 divided doses.
Maximum of 400 mg/day.
Preoperative sedation: 100 to 200 mg IM 60 to 90 minutes before surgery.

Usual Adult Dose for Insomnia:

Oral: 100 to 200 mg with a maximum of 400 mg/day.
IM or IV: 100 to 320 mg with a maximum duration of 2 weeks.

Usual Adult Dose for Seizures:

Status Epilepticus: 
Loading dose IV: 10-20 mg/kg; may repeat dose in 20-minute intervals as needed (maximum total dose: 30 mg/kg)

Anticonvulsant Maintenance dose: Oral or IV
(Note: Maintenance dose usually starts 12 hours after loading dose):
1 to 3 mg/kg/day in 1 to 2 divided doses

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    Posted by Robert Hart on 26th Apr 2014

    The information you given is very helpful for a user who want to use it.