Buspar vs. Ativan
See how Buspar and Ativan compare on approved uses, dosing, side effects, and cost.
Key Takeaways
Buspar is a non-controlled anxiolytic with minimal dependence risk, while Ativan is a benzodiazepine that carries a boxed warning for abuse and withdrawal.
Both drugs treat anxiety disorders, but Ativan also comes as an injectable used for preanesthetic sedation and off-label for status epilepticus.
Buspar is taken as a twice-daily tablet with gradual titration, while Ativan can be used short-term for anxiety or as a single dose for urgent sedation.
Buspar vs. Ativan Drug Summary
Buspar
Buspar (buspirone) is a non-benzodiazepine anxiolytic prescribed for generalized anxiety disorder and short-term anxiety relief. It is taken as a tablet twice daily, with the dose increased gradually to find an effective level. It carries no boxed warning and is not a controlled substance.
Ativan
Ativan (lorazepam) is a benzodiazepine prescribed for anxiety disorders, anxiety with depressive symptoms, and preanesthetic sedation. It comes as a tablet, oral concentrate, or injection, with dosing adjusted to the specific use. It carries boxed warnings for abuse, dependence, and dangerous interactions with opioids.
Buspar vs. Ativan Side Effects
Buspar
Ativan
Buspar vs. Ativan Dosage
Buspar
Ativan
| STAGE | DOSE | WHEN |
| Starting dose | 5 mg twice daily | At the start |
| Maximum dose | 60 mg/day maximum | If needed |
| Dose changes | 3 increases | As tolerated |
| STAGE | DOSE | WHEN |
| Starting dose | 2 to 6 mg/day | At the start |
| Maximum dose | 0.05 mg/kg IM | If needed |
| Dose changes | 2 increases | As tolerated |
Buspar
| STAGE | DOSE | WHEN |
| Starting dose | 5 mg twice daily | At the start |
| Maximum dose | 60 mg/day maximum | If needed |
| Dose changes | 3 increases | As tolerated |
Ativan
| STAGE | DOSE | WHEN |
| Starting dose | 2 to 6 mg/day | At the start |
| Maximum dose | 0.05 mg/kg IM | If needed |
| Dose changes | 2 increases | As tolerated |
Buspar vs. Ativan Indications
Buspar
Buspar is FDA-approved for the management of anxiety disorders and short-term relief of anxiety symptoms. It is sometimes used off-label as an add-on for depression or to counter SSRI-related sexual side effects. It is not approved for panic disorder or anxiety tied to everyday stress.
Management of anxiety disorders
Short-term relief of anxiety symptoms
Off-label: adjunct treatment for depression
Off-label: SSRI-related sexual dysfunction
Ativan
Ativan is FDA-approved for anxiety disorders, anxiety with depressive symptoms, and short-term anxiety relief, and its injectable form is used for preanesthetic sedation. It is sometimes used off-label for status epilepticus or insomnia linked to anxiety. It is not approved for long-term use beyond four months or as a primary treatment for depression.
Management of anxiety disorders
Short-term relief of anxiety symptoms
Anxiety associated with depressive symptoms
Preanesthetic sedation (injectable form)
Buspar vs. Ativan Pros and Cons
Buspar
Buspar is not a controlled substance and carries no meaningful risk of abuse or physical dependence, making it a reasonable option for long-term anxiety management. It does not exhibit cross-tolerance with benzodiazepines, so it cannot ease benzodiazepine withdrawal symptoms. It is not approved for panic disorder, and combining it with MAOIs or other serotonergic drugs raises the risk of dangerous interactions.
Pros
Not a controlled substance, minimal abuse or dependence risk
No boxed warning on the current label
Lower risk of sedation-related falls, especially in older adults
Fewer prescribing restrictions since it isn't a scheduled drug
Cons
Not approved for panic disorder
Risk of hypertensive crisis when combined with MAOIs
Doesn't relieve benzodiazepine withdrawal symptoms
No injectable option for urgent sedation
Ativan
Ativan works quickly for acute anxiety and is available as an injectable for urgent sedation or preanesthetic use, but it carries boxed warnings for abuse, dependence, and severe withdrawal. Sedation and fall risk increase with age, and combining it with opioids can cause dangerous respiratory depression. It is not recommended for long-term use beyond four months or in patients with significant liver or kidney impairment.
Pros
Fast-acting relief for acute anxiety symptoms
Available as an injectable for preanesthetic sedation or urgent use
Also used off-label for status epilepticus
Effective for anxiety accompanied by depressive symptoms
Cons
Boxed warnings for abuse, dependence, and withdrawal risk
Not recommended for use beyond four months
Sedation and fall risk increase with age
Dangerous interaction risk when combined with opioids
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