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You are here : 3-RX.com > Drugs & Medications > Detailed Drug Information (USP DI) > Valproic Acid : Side Effects

Valproic Acid (Systemic)

Valproic Acid | Before Using | Proper Use | Precautions | Side Effects

Side Effects of This Medicine

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

    More common

      body aches or pain ; congestion; cough; dryness or soreness of throat; fever ; hoarseness runny nose; tender, swollen glands in neck ; trouble in swallowing; voice changes

    Less common

      Abdominal or stomach cramps (severe); behavioral, mood, or mental changes; blurred vision;; confusion; ; continuous, uncontrolled back-and-forth and/or rolling eye movements; earache, redness or swelling in ear; dizziness,; double vision; faintness, or light-headedness when getting up from a lying or sitting position suddenly; sweating; unusual tiredness or weakness; fast, irregular, pounding, or racing heartbeat or pulse; heavy, nonmenstrual vaginal bleeding; increase in seizures; loss of appetite; nausea or vomiting (continuing); rapid weight gain; spots before eyes; swelling of face, arms, hands, lower legs, or feet; tingling of hands or feet; tiredness and weakness; unusual bleeding or bruising; unusual weight gain or loss; vomiting of blood or material that looks like coffee grounds; yellow eyes or skin

Other side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. However, check with your doctor if any of the following side effects continue or are bothersome:

    More common

      Abdominal or stomach cramps (mild); acid or sour stomach; belching; heartburn; indigestion; stomach discomfort, upset or pain; change in menstrual periods; crying paranoia; quick to react or overreact emotionally; rapidly changing moods; depersonalization; dysphoria; diarrhea; euphoria; hair loss; indigestion; lack or loss of strength; loss of appetite; loss of bowel control; mental depression; nausea and vomiting; paranoia; quick to react or overreact emotionally; rapidly changing moods; sleepiness or unusual drowsiness; trembling of hands and arms; unusual weight loss or gain

    Less common or rare

      Absence of or decrease in body movement; absent, missed, or irregular menstrual periods; stopping of menstrual bleeding; anxiety; nervousness; restlessness; bloated full feeling; bloody or cloudy urine; bloody nose; bruising; burning, crawling, itching, numbness, prickling, "pins and needles" , or tingling feelings; burning, dry or itching eyes; change in taste; chills; clumsiness or unsteadiness; coin-shaped lesions on skin; cold sweats; confusion; constipation; cramps; decreased awareness or responsiveness; degenerative disease of the joint; difficult, burning, or painful urination; difficulty in moving; discharge; excessive tearing of eye; discouragement; dizziness; drowsiness; dry mouth; excess air or gas in stomach or intestines; excessive muscle tone; muscle tension or tightness; muscle stiffness; feeling of constant movement of self or surroundings; feeling sad or empty; feeling of warmth or heat; ; flushing or redness of skin, especially on face and neck; frequent urge to urinate; headache; heavy bleeding; irregular heartbeats; irritability; joint pain; swollen joints; lack of appetite; lip smacking ; uncontrolled chewing movements; loss of hair; loss of interest or pleasure; loss of memory; problems with memory; mimicry of speech or movements; muscle aching or cramping; muscle pains or stiffness; mutism; negativism; normal menstrual bleeding occurring earlier, possibly lasting longer than expected; pain; passing gas; peculiar postures or movements, mannerisms or grimacing; puffing of cheeks; rapid or worm-like movements of tongue; redness, swelling, or soreness of tongue; severe sleepiness; shortness of breath; difficult or labored breathing; small red or purple spots on skin; stuffy nose; runny nose; sneezing; redness, pain, swelling of eye, eyelid, or inner lining of eyelid; seeing, hearing, or feeling things that are not there; sensation of spinning; shaking; shortness of breath; hyperventilation; skin rash; sweating; tightness in chest; tiredness; trouble concentrating; trouble in speaking; slurred speech; trouble sleeping; uncontrolled chewing movements; uncontrolled movements of arms and legs; unusual excitement, restlessness, or irritability; wheezing

Other side effects not listed above may also occur in some patients. If you notice any other effects, check with your doctor.

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Valproic Acid: Precautions


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