Have you ever had a racing heart, trembling hands, and sweating before a speech, musical performance, or an important meeting? That’s called performance anxiety, the situational response to performance stress.
Propranolol is commonly used off-label as a prescription medication for anxiety, although it is not FDA-approved for this purpose. It tackles anxiety not by altering mood directly, but by quieting the body’s physical reaction, breaking the cycle of physical panic, and empowering you to face challenging situations.
In this article, I explain what propranolol is and how it can help with certain types of anxiety.
How Propranolol Works
Propranolol is a beta-blocker, originally developed for heart conditions. It has been used for other conditions, including anxiety. Anxiety triggers the release of adrenaline (epinephrine), which binds to beta-receptors in the body.
Propranolol is a type of beta blocker, blocking the effects of the hormones adrenaline (epinephrine) and noradrenaline (also called norepinephrine). These hormones contribute to your body’s fight-or-flight response by increasing your heart rate and blood pressure. Propranolol restricts these hormones from causing the fight-or-flight response, therefore reducing physical symptoms of anxiety.
This counters epinephrine and norepinephrine surges, easing physical anxiety without primarily targeting psychological aspects. Central nervous system penetration further reduces noradrenaline release in stress-related brain regions. Propranolol’s activity in the peripheral circulation results in lower blood pressure and slower heart rate [1] [2].
Propranolol also has the following benefits:
- Heart rate stays lower and more steady
- Reduces tremors and shaking
- Prevents a surge in blood pressure
- Can decrease sweating
Propranolol works on the peripheral nervous system (the body’s symptoms) rather than the central nervous system (the brain’s thoughts and emotions). It doesn’t typically cause sedation or directly change your mood.
Propranolol does not have FDA approval for anxiety treatment but is frequently used for this purpose. Propranolol can cross the blood-brain barrier to engage the central nervous system (CNS). Besides blocking beta-adrenoreceptors, propranolol may weakly stimulate alpha-1 adrenoreceptors and antagonize certain serotonin receptors.
This may explain, in part, why propranolol is also first-line off label treatment for essential tremors and prevention of migraine headaches.
When It Helps Most: Performance Anxiety and Situational Anxiety
Propranolol is generally not a first-line treatment for chronic, all-day anxiety, such as with Generalized Anxiety Disorder (GAD). This is because its effects are short-lived (a few hours), and it doesn’t address the persistent worry and cognitive aspects as effectively as daily medications like SSRIs and with Cognitive Behavioral Therapy.
Performance Anxiety
This may arise before public speaking, musical performances, tests, exams, or important presentations. By preventing the physical feedback loop (e.g., feeling your heart pound makes you more nervous), propranolol allows you to focus and perform.
Situational (Anticipatory) Anxiety
This type of anxiety occurs with fear of flying, medical procedures, stressful meetings, social gatherings for those with specific social anxiety triggers. Propranolol is often taken as-needed (on an occasional basis) about 60-90 minutes before the triggering event.
Propranolol vs. Other Anxiety Treatments
Propranolol is a targeted, non-addictive, non-sedating tool for specific, predictable anxiety-provoking situations. Here is a brief comparison to other anxiety treatments.
Compared to SSRIs/SNRIs
SSRIs such as Sertraline and Venlafaxine are daily medications for long-term management of chronic anxiety. They work on serotonin, take weeks to build effect, and treat the root psychological symptoms.
Compared to Benzodiazepines
Benzodiazepines such as Xanax and Ativan are CNS depressants that work quickly to reduce both mental and physical anxiety but carry high risks of sedation, dependence, and abuse. Propranolol is not addictive and not sedating in the same way.
Evidence-Based Studies
Studies show symptom reduction in 17 of 26 chronic anxiety patients, improving both somatic and psychic elements. It aids social anxiety and PTSD by mitigating physical cues, often combined with therapy like CBT [3].
Another study confirmed propranolol’s benefits for chronic anxiety, with mild side effects overlapping with anxiety symptoms. Off-label efficacy appears strong for performance anxiety, a social phobia subset with sympathetic activation [1].
Side Effects, Contraindications, and Precautions
Propranolol is always prescribed by a doctor. A physician must evaluate your full medical history to determine if propranolol is safe for you. The doctor will monitor blood pressure, pulse, and respiration. It is not an over-the-counter solution.
Common side effects include:
- Fatigue
- Cold hands/feet
- Slight dizziness
- Insomnia
- Vivid dreams
Here are some considerations:
- Propranolol is not for those with asthma or severe COPD (can cause bronchospasm).
- Caution with certain heart conditions (e.g., very slow heart rate, heart failure).
- Can mask signs of low blood sugar in diabetics.
- May have interactions with other medications.
Finding Support for Healing at Corner Canyon
Treatment for mental health conditions and trauma is available in Utah. Are you or a loved one looking for a compassionate space to heal from anxiety, trauma, PTSD, CPTSD, other mental health conditions, or addictions? Our licensed trauma-informed professional therapists and counselors at Corner Canyon Health Centers can provide compassionate help using a range of therapeutic and holistic techniques.
Reach out to our Admissions team now at Corner Canyon. We’re in a peaceful setting bordered by the beautiful Wasatch Mountains.
Sources
[1] Schaffer C. 2023. Propranolol for anxiety: Does it work? Singlecare.com.
[2] Lin A. 2024.Propranolol for anxiety: What to know, Talkiatry.com.
[3] Kathol R. et al., 1980. Propranolol in chronic anxiety disorders. A controlled study. Arch Gen Psychiatry. 1980 Dec;37(12):1361-5