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OverviewAetiologyPathophysiologyClinical features and red flagsInvestigationsDifferential diagnosisManagementComplicationsMonitoring and follow-upSpecial situationsCommon pitfallsQuestionsSources
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Educational draft · awaiting clinical reviewThe full textbook explains uncertainty but does not replace live national or local guidance, specialist advice, or current prescribing information.

Social anxiety and specific phobias

Psychiatry · UK scope · Sources checked 27 Aug 2026 · Clinical review pending

RapidFull
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Phobic anxiety with immediate harm

Suicidal intent, dangerous escape from a feared situation, severe self-neglect, collapse or anaphylaxis during a real exposure, or abrupt physical symptoms inconsistent with the established anxiety pattern requires urgent care.

Action: Remove immediate environmental danger, use ABCDE and emergency treatment for objective physical illness, and assess suicide, exploitation and safeguarding. Do not force exposure during crisis; arrange a proportionate medical or mental-health handover and a later collaborative treatment plan.

Overview

Separate fear of scrutiny from fear of a circumscribed object or situation, assess avoidance and functional impact, and select disorder-specific CBT and exposure while using medication appropriately and safely.

Social anxiety is more than shyness. The person fears acting in a way, or showing anxiety symptoms, that will lead to embarrassment, rejection or negative judgement. Situations can include conversations, meetings, eating or writing while observed, using public facilities, performing and speaking. Explore anticipatory worry, self-focused attention, post-event rumination, visible symptoms, avoidance and safety strategies such as rehearsing every sentence, avoiding eye contact or using alcohol. Establish impact on study, work, relationships and healthcare and ask about bullying, autism, depression and body dysmorphic concerns.

A specific phobia is organised around a circumscribed stimulus. Fear is rapid, out of proportion to actual danger and leads to avoidance or intense endurance. Blood-injection-injury phobia can include a vasovagal fainting pattern, unlike the tachycardic response typical of many fears. Clarify real risk: avoiding an aggressive animal is adaptive, while being unable to enter any park because a dog might be present may be phobic. Agoraphobia centres on unavailable escape or help, and PTSD centres on reminders of traumatic threat.

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PsychiatryOriginal SBA

Preferred social-anxiety therapy

An adult has persistent fear of negative evaluation, avoids meetings and declines medication but wants effective psychological treatment. What should be offered first?

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Sources and review status5 sources · checked 27 Aug 2026 · clinical review pending+
Sources

Sources and review status

National guidance is shown before implementation-dependent detail. Typical adult dose examples remain subject to patient factors, contraindications and the live BNF or specialist protocol. Source check completed 27 Aug 2026; clinical approval remains outstanding.

  • NICE CG159 social anxiety recommendationsAdult disorder-specific CBT, supported self-help, medication sequence and safety monitoring.
  • NHS facing your fears exposure guidanceStructured graded exposure and the role of avoidance in maintaining fear.
  • NHS phobias overviewCurrent UK patient information on phobia presentation and treatment routes.
  • Sertraline tablets summary of product characteristicsLicensed social-anxiety dosing, titration and medicine cautions.
  • Escitalopram tablets summary of product characteristicsLicensed social-anxiety dose range and safety modifiers.

Editorial contact: Doctor’s Passport editorial team. Source-check date is separate from clinical approval. Report a content problem · Content changes

Authoring stateComplete draftClinical stateAwaiting reviewJurisdictionUnited Kingdom

NICE offers adults with social anxiety individual CBT designed for the disorder, based on the Clark and Wells or Heimberg model. It ordinarily involves up to fourteen to sixteen meetings over about four months, combining formulation, attention training, behavioural experiments, video or other feedback, dropping safety behaviours and graduated exposure. If this is declined, offer CBT-based supported self-help. If cognitive behavioural options are declined and medication is preferred, offer escitalopram or sertraline after discussing delayed benefit, early restlessness, sexual and other adverse effects, withdrawal and suicide monitoring.

Specific phobia care is principally behavioural. Agree a graded hierarchy from manageable to harder encounters and remain with the safe cue long enough to test feared outcomes rather than escape at the first rise in anxiety. Repeat across contexts and remove safety behaviours gradually. Images or virtual work can prepare for in-vivo exposure, but real-world learning is often required where feasible and safe. Medication is not routinely needed; benzodiazepines can impair learning, driving and coordination and create dependence, while beta-blockers address only selected physical symptoms and do not revise the phobic belief.

Key points

  • Social anxiety disorder is persistent fear of social situations where scrutiny and negative evaluation are possible, with avoidance or intense endurance and meaningful impairment.
  • Specific phobia is disproportionate fear and avoidance tied to a particular object or situation, such as animals, heights, blood-injection-injury or flying.
  • Ask what outcome is feared: humiliation suggests social anxiety, inability to escape suggests agoraphobia, and harm intrinsic to a circumscribed cue suggests specific phobia.
  • For adult social anxiety, offer individual disorder-specific CBT based on the Clark and Wells or Heimberg model; do not routinely prefer group CBT over individual treatment.
  • For specific phobia, graded in-vivo exposure within CBT is central; build a hierarchy and repeat safe contact while reducing escape and safety behaviours.
  • If an adult with social anxiety declines CBT and chooses medicine, NICE recommends an SSRI, either escitalopram or sertraline, with early activation and suicide monitoring.
  • Medication is not the core treatment for a specific phobia and a sedative taken before every exposure can block learning and create dependence.

Aetiology

01

Temperament and learning

Behavioural inhibition, heritable vulnerability, frightening experiences and observing others' fear can shape persistent social or cue-specific threat learning.

02

Adverse social experience

Bullying, humiliation, discrimination and critical environments may strengthen negative self-images and expectations of rejection in social situations.

03

Conditioning to a cue

Pain, fainting, entrapment or a witnessed event can link a particular object or situation with rapid defensive arousal and avoidance.

Pathophysiology

  1. 1
    Threat-focused attention

    Attention shifts toward internal signs of anxiety or external danger cues, increasing perceived threat and reducing access to disconfirming information.

  2. 2
    Avoidance reinforcement

    Escape and safety strategies provide immediate relief, strengthening future avoidance and leaving the catastrophic prediction untested.

  3. 3
    Memory and prediction bias

    Ambiguous encounters are recalled as failures and future situations are simulated negatively, sustaining anticipatory anxiety and post-event rumination.

Clinical features and red flags

Scrutiny fear

Conversation, performance or being observed is feared because visible anxiety, awkwardness or perceived failure may attract negative evaluation.

Specific cue fear

An animal, procedure, natural environment or situation reliably provokes disproportionate fear and avoidance despite limited objective danger.

Safety behaviour

Rehearsing, concealing symptoms, using alcohol, gripping supports or requiring a companion reduces distress while preserving the feared belief.

Post-event processing

The person repeatedly reviews social encounters for mistakes, selectively remembers threat and strengthens expectations of future humiliation.

Vasovagal pattern

Blood-injection-injury fear may produce bradycardia and fainting after initial arousal and requires injury prevention and applied tension skills.

Red flags requiring action

  • Suicidal thinking linked to humiliation, isolation, bullying or chronic restriction requires direct assessment of intent, means, recent actions and protective supports.
  • Fainting with injury, exertional symptoms, objective allergy, hypoxia or neurological change during a feared situation warrants physical assessment rather than automatic attribution to phobia.
  • Refusal of essential food, healthcare, education or safe housing because of fear can create immediate physical and safeguarding risk.

Investigations

  1. 01
    Situation and feared-outcome mapFirst step
    Why
    Identify triggers, predictions, bodily sensations, attention, safety behaviours, avoidance and consequences.
    Interpretation and limitations
    Fear of judgement supports social anxiety; cue-specific harm supports phobia; fear of unavailable escape instead suggests agoraphobia.
  2. 02
    Functional and developmental history
    Why
    Establish onset, impairment, school or work effects, relationships, bullying and communication baseline.
    Interpretation and limitations
    Longstanding social difficulty may reflect anxiety, autism, language or learning needs, or several interacting factors requiring adapted care.
  3. 03
    Mental-state and risk assessment
    Why
    Detect depression, suicide risk, psychosis, body dysmorphic disorder, substance use and eating restriction.
    Interpretation and limitations
    Comorbidity can determine urgency and treatment sequence; avoidance alone should not be presumed to have one cause.
  4. 04
    Focused physical review
    Why
    Assess syncope, allergy, cardiopulmonary symptoms and medicine or stimulant contributors when clinically indicated.
    Interpretation and limitations
    Objective abnormality or a changed episode phenotype needs appropriate investigation before planned psychological exposure.
  5. 05

Differential diagnosis

01

Agoraphobia or panic

The central concern is inability to escape or receive help during symptoms rather than scrutiny or danger from one circumscribed cue.

02

Autism or communication difference

Developmental social-communication patterns may cause difficulty without fear of evaluation, although social anxiety frequently coexists and deserves treatment.

03

Psychosis or body dysmorphia

Fixed persecutory beliefs or preoccupation with perceived appearance defects require their own assessment rather than being labelled severe self-consciousness.

Management

01Social-anxiety CBTShift attention and test social predictionsFirst stepAn adult chooses the recommended individual psychological treatment for social anxiety.+
  1. 1Develop a disorder-specific formulation covering self-image, self-focused attention, anticipatory worry, safety behaviours and post-event rumination.
  2. 2Use attention training, behavioural experiments, objective feedback and graduated exposure while dropping strategies that conceal or prevent disconfirmation.
  3. 3Consolidate learning across meaningful settings, address residual shame and plan independent practice and relapse responses over the structured course.
02Specific-phobia exposureApproach the feared cue safelyA circumscribed fear causes clinically important avoidance and the real-world risk is understood.+
  1. 1Agree the feared prediction and rank specific exposure tasks by expected difficulty, including injury precautions for fainting or genuine environmental hazards.

Complications

01

Educational and occupational loss

Avoided interviews, meetings, transport or procedures can restrict qualifications, income, healthcare access, career progression and long-term independence.

02

Depression and isolation

Shrinking social contact and repeated shame can lead to loneliness, depressive illness, substance coping and increased suicide risk.

03

Preventable physical harm

Avoidance of dental, needle or medical procedures and fainting-related falls can create health consequences beyond the immediate anxiety episode.

Monitoring and follow-up

  • During psychological care, measure independent participation, self-focused attention, feared prediction, avoidance and safety-behaviour reduction rather than distress alone.
  • For adults aged 30 or over without elevated suicide risk, review one to two weeks after starting an SSRI or SNRI, then every two to four weeks for three months.
  • For adults under 30 starting an SSRI or SNRI, review within one week and monitor suicidal thinking and self-harm weekly during the first month.
  • At ten to twelve weeks of medication, assess symptom and functional response, adherence and tolerability and offer individual CBT in addition when response is partial.
  • Repeat physical assessment when fainting, allergic features or exertional symptoms change, and adapt exposure for disability, communication needs and genuine hazards.

Special situations

Shyness is not disorder

A diagnosis requires persistent fear and meaningful distress or restriction, not a quiet temperament or culturally appropriate reserve.

Attention alters experience

Monitoring one's voice, blush or hands consumes attention and makes conversation feel worse while obscuring neutral external feedback.

Exposure tests predictions

Progress is defined by discovering what happens while approaching a safe cue, not by forcing anxiety to disappear on command.

Fainting changes technique

Applied muscle tension and injury precautions can accompany graded exposure when blood-injection-injury fear produces a vasovagal response.

Common pitfalls

  1. 01

    Calling a person shy without assessing avoidance, distress, developmental baseline and functional loss.

  2. 02

    Confusing fear of negative evaluation with agoraphobic fear that escape or help will be unavailable.

  3. 03

    Conducting exposure so quickly or coercively that escape confirms danger and damages collaboration.

  4. 04

    Allowing alcohol or a sedative to become the condition under which every feared social situation is attempted.

  5. 05

    Offering generic group work instead of the recommended individual disorder-specific CBT for an adult with social anxiety.

  • Marked suspiciousness, fixed beliefs about persecution, developmental communication differences or body-image preoccupation may require a different or additional formulation.
    • Baseline outcome measure
    Why
    Record symptom severity and concrete avoided or endured activities before treatment.
    Interpretation and limitations
    Repeat measures support review, but wider independent function and individually feared outcomes remain necessary indicators of change.
  • 2Repeat graded in-vivo contact without escape or unnecessary safety behaviours, using applied tension for blood-injection-injury fainting when appropriate.
  • 3Review what actually occurred, vary contexts and progress collaboratively until valued activities are possible rather than demanding zero anxiety.
    • 03Social-anxiety medicationUse an SSRI with active follow-upAn adult declines individual CBT and supported self-help and makes an informed preference for medication.+
    1. 1Offer escitalopram or sertraline after checking bipolar history, suicide and overdose risk, interactions, physical modifiers and previous response.
    2. 2Explain delayed benefit, early activation, withdrawal and sexual effects and arrange age- and risk-appropriate review while encouraging graduated social exposure.
    3. 3AlternativeAt ten to twelve weeks, add individual CBT for partial response; after non-response or intolerance, offer an alternative SSRI such as fluvoxamine or paroxetine, or the SNRI venlafaxine, after discussing withdrawal, interactions and individual risk.
    Key medicines and prescribing safety2 treatments · regimens, roles and cautions+
    A NICE-recommended SSRI when an adult with social anxiety declines cognitive behavioural interventions and prefers pharmacological treatment.

    Sertraline oral

    For licensed adult social anxiety disorder, give 25 mg by mouth once daily for one week, then 50 mg once daily; increase by 50 mg no more often than weekly to a maximum of 200 mg daily if required.

    Assess early agitation, akathisia, suicidal thinking, mania, bleeding, hyponatraemia, sexual dysfunction and serotonergic interactions; do not use tablets as a substitute for graded behavioural change and taper gradually when stopping.

    An alternative NICE-recommended SSRI for adults choosing medication, with response generally consolidated over at least twelve weeks.

    Escitalopram oral

    For licensed adult social anxiety disorder, give 10 mg by mouth once daily; according to response reduce to 5 mg or increase to a maximum of 20 mg once daily.

    Review QT prolongation risk, age and hepatic dose limits, hyponatraemia, bleeding, activation, suicide risk, sexual effects and interacting medicines; avoid abrupt cessation and review continued benefit regularly.