Vanspar Side Effects
Generic Name: buspirone
Note: This page contains side effects data for the generic drug buspirone. It is possible that some of the dosage forms included below may not apply to the brand name Vanspar.
It is possible that some side effects of Vanspar may not have been reported. These can be reported to the FDA here. Always consult a healthcare professional for medical advice.
For the Consumer
Applies to buspirone: oral tablet
As well as its needed effects, buspirone (the active ingredient contained in Vanspar) may cause unwanted side effects that require medical attention.
If any of the following side effects occur while taking buspirone, check with your doctor immediately:Rare
- Chest pain
- fast or pounding heartbeat
- mental depression
- muscle weakness
- numbness, tingling, pain, or weakness in the hands or feet
- skin rash or hives
- sore throat
- stiffness of the arms or legs
- uncontrolled movements of the body
If any of the following symptoms of overdose occur while taking buspirone, get emergency help immediately:Symptoms of overdose
- Dizziness or lightheadedness especially when getting up from a sitting or lying position suddenly
- drowsiness (severe)
- loss of consciousness
- nausea or vomiting
- stomach upset
- very small pupils of the eyes
Some buspirone side effects may not need any medical attention. As your body gets used to the medicine these side effects may disappear. Your health care professional may be able to help you prevent or reduce these side effects, but do check with them if any of the following side effects continue, or if you are concerned about them:More common
- Restlessness, nervousness, or unusual excitement
- Blurred vision
- clamminess or sweating
- decreased concentration
- dryness of the mouth
- muscle pain, spasms, cramps, or stiffness
- ringing in the ears
- trouble with sleeping, nightmares, or vivid dreams
- unusual tiredness or weakness
For Healthcare Professionals
Applies to buspirone: compounding powder, oral tablet
There is currently no evidence for withdrawal, dependence or rebound anxiety after discontinuation of buspirone (the active ingredient contained in Vanspar)
Nervous system side effects have occurred and include dizziness, drowsiness and headache in about 10% of patients. Movement disorders such as myoclonus, oral dyskinesia, dystonia, and akathisia have been reported rarely. Extrapyramidal side effects, cogwheel rigidity, ataxia, emotional lability, serotonin syndrome, recall difficulty, parkinsonism, restlessness, and restless leg syndrome have been reported in postmarketing experience.
Gastrointestinal side effects including nausea have occurred in up to 11% of patients. Constipation, diarrhea and vomiting have also been reported.
Psychiatric side effects including mania, hypomania, vivid dreams, delirium, panic attack, and psychosis have been reported rarely. Dysphoria has been reported with long-term administration.
Genitourinary side effects such as priapism and urinary retention have been reported rarely.
Cardiovascular side effects following acute administration of buspirone (the active ingredient contained in Vanspar) have included transient, non-pathologic changes in blood pressure in male psychiatric patients. Effects on blood pressure (either increases or decreases) appear to be associated with the diagnosis.
Endocrine side effects have included elevations in plasma prolactin and cortisol.
An increase in appetite in some patients has been reported.
More about Vanspar (buspirone)
- Other brands: BuSpar
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