# Painful peripheral neuropathy

- Category: chronic
- Review status: reviewed (every claim checked against a document named on this page)
- Sources: Egyptian National Drug Formulary - Nervous System Disorders 2025 · Amitriptyline 25 mg Film-Coated Tablets SmPC section 4.2 (eMC product 13683) · Duloxetine Dr. Reddy's 60 mg Gastro-Resistant Capsules, Hard SmPC section 4.2 Posology and method of administration (eMC product 6966) · Bodman MA, Dreyer MA, Varacallo MA. Diabetic Peripheral Neuropathy. [Updated 2024 Feb 25]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2026 Jan-. Bookshelf ID: NBK442009; PMID: 28723038. · Alzain 75 mg Capsules, Hard SmPC section 4.2 Posology and method of administration (eMC product 1762)
- Verified date: 2026-08

## Verified against

- Egyptian National Drug Formulary - Nervous System Disorders 2025
- Amitriptyline 25 mg Film-Coated Tablets SmPC section 4.2 (eMC product 13683)
- Duloxetine Dr. Reddy's 60 mg Gastro-Resistant Capsules, Hard SmPC section 4.2 Posology and method of administration (eMC product 6966)
- Bodman MA, Dreyer MA, Varacallo MA. Diabetic Peripheral Neuropathy. [Updated 2024 Feb 25]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2026 Jan-. Bookshelf ID: NBK442009; PMID: 28723038.
- Alzain 75 mg Capsules, Hard SmPC section 4.2 Posology and method of administration (eMC product 1762)

## Treatment metadata

- Duloxetine — 60 mg — oral.solid
- Pregabalin — 75 mg — oral.solid
- Amitriptyline — 25 mg — oral.solid

## Complete treatment card

```text
PAINFUL PERIPHERAL NEUROPATHY
Sources: Egyptian National Drug Formulary - Nervous System Disorders 2025 · Amitriptyline 25 mg
         Film-Coated Tablets SmPC section 4.2 (eMC product 13683) · Duloxetine Dr. Reddy's 60 mg
         Gastro-Resistant Capsules, Hard SmPC section 4.2 Posology and method of administration (eMC
         product 6966) · Bodman MA, Dreyer MA, Varacallo MA. Diabetic Peripheral Neuropathy.
         [Updated 2024 Feb 25]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls
         Publishing; 2026 Jan-. Bookshelf ID: NBK442009; PMID: 28723038. · Alzain 75 mg Capsules,
         Hard SmPC section 4.2 Posology and method of administration (eMC product 1762)
Review status: REVIEWED against 5 sources listed above  (2026-08)

IS IT THIS? - reference only, to read alongside your own examination
  SYMPTOMS - what the patient reports (10)
    - Feet that burn, tingle or go numb, and are worse at night  [night-time symptoms]
    - Odd foot sensations that patients describe vaguely, leaving walking and daily tasks difficult
    - In about 80% the loss follows a stocking-and-glove pattern, which can take years to build up
    - Autonomic gut effects: belly discomfort, trouble swallowing, nausea, constipation, loose
      stool, leaking stool  [abdominal pain · constipation · difficulty swallowing · nausea]
    - Autonomic heart effects: low blood pressure, fast or swinging pulse, blackouts  [hypotension]
    - Autonomic bladder effects: weak stream, straining to pass urine, a bladder that never fully
      empties  [poor urinary stream]
    - Autonomic skin effects: cannot tolerate heat, drenching sweats, sweating while eating  [heat
      intolerance · sweating]
    - Nerve entrapments and palsies also occur: carpal tunnel, neck or low back root pain, and
      third, fourth, sixth and seventh cranial nerve involvement
    - Varying degrees of numbness, tingling, ache, burning, limb weakness, hyperalgesia, allodynia
      and pain  [hyperalgesia · numbness · tingling]
    - The pain is superficial, deep-seated, or severe and unremitting, and it flares at night
  SIGNS - what you find (5)
    - Examine the legs for power, reflexes and sensation, testing light touch with a monofilament,
      vibration and joint position sense
    - Dry, cracked skin points to autonomic damage; clawed or hammer toes point to motor damage
    - Reduced light touch and absent ankle jerks show up early in the course
    - Loss of protective sensation comes late, sometimes only once an ulcer has already formed
    - In about half of diabetic cases the neuropathy is asymmetric
  TESTS (11)
    - Screen at diagnosis in type 2 diabetes; in type 1 start 5 years after diagnosis, then every
      year
    - Small nerve fibres are checked by temperature change or pinprick
    - Large fibres are checked by vibration: time how long a 128 Hz fork is felt at the big toe
      joint, normally 18 seconds
    - The 10 g monofilament gauges ulcer risk, but a patient can still feel it after an ulcer has
      developed
    - Needle EMG and nerve conduction studies hurt, cost money, and mostly interrogate the large
      myelinated fibres
    - Skin nerve fibre density testing is what assesses the small unmyelinated fibres
    - Send to neurology for special testing only when features are atypical: fast onset, heavy motor
      weakness, or sensation abnormal on one side only
    - EMG and nerve conduction studies are for severe or fast-worsening symptoms, or for motor
      weakness
    - Intraepidermal nerve fibre density is the test of choice for small fibre disease; skin biopsy
      is worth it when no cause is found
    - Mild symptoms need no bloods; if they persist unexplained, check glucose, HbA1c, blood count,
      ESR, syphilis serology, serum electrophoresis and vitamins B1, B6 and B12
    - Red flag: a neuropathic foot ulcer heals badly and can go on to local then systemic infection,
      septicaemia and death
  IF NOT THIS - what else fits (6)
    - Nerve damage caused by alcohol
    - Nerve damage from poor nutrition
    - Nerve damage from kidney failure
    - Nerve damage from inflamed blood vessels
    - Vitamin B12 deficiency
    - Nerve damage from toxic metals
  Source  StatPearls "Diabetic Peripheral Neuropathy" - disease-level clinical article
  Status  traced to the source above

1. DULOXETINE                                             [1st line]
   Adult    60 mg once daily with or without food; max 120 mg daily in divided doses - long-term
   Peds     Not indicated for neuropathic pain in children
   Choice   Sourced preference. The condition's own article sets out its drug therapy in two tiers:
            first line, the gabapentinoids - pregabalin, gabapentin - and duloxetine; second line,
            the serotonin and norepinephrine reuptake inhibitors such as venlafaxine, and the
            tricyclic antidepressants such as amitriptyline. Duloxetine is named on the first tier
            and amitriptyline is not. Pregabalin sits on that same first tier as the co-equal
            alternative; duloxetine is printed because pregabalin carries a dependence and
            withdrawal warning on its own label and is a controlled drug to dispense.
   Source   Duloxetine Dr. Reddy's 60 mg Gastro-Resistant Capsules, Hard SmPC section 4.2 Posology
            and method of administration (eMC product 6966)
   Why      Duloxetine is an SNRI that boosts serotonin and norepinephrine in the descending pain-
            modulating pathways, offering an alternative mechanism to pregabalin for painful
            peripheral neuropathy. The condition's cited article puts it on the first line of its
            drug therapy, alongside the gabapentinoids - pregabalin, gabapentin.
   Caution  Avoid in end-stage renal disease (CrCl < 30 mL/min) or severe hepatic impairment.
            Monitor blood pressure periodically (risk of dose-dependent hypertension).
            There is a risk of serotonin syndrome when combined with other serotonergic agents.
   Egypt    DULOPRESSIVE 60 MG 30 CAPS.      GLOBAL NAPI P...   174.00 EGP (5.80/unit)
            DEPRETREVE 60MG 20 CAPS.         INTERNATIONAL...   148.00 EGP (7.40/unit)
            DULOXEPRIN 60 MG 28 CAPS.        FUTURE PHARMA...   214.00 EGP (7.64/unit)
            CYMBATEX 60 MG 30 CAPS.          EVA PHARMA         295.50 EGP (9.85/unit)
            DUCANDES 60 MG 28 CAPSULES       MASH PREMIERE...   280.00 EGP (10.00/unit)
            CYMBALTA 60 MG 28 CAPS.          ELI LILLY          544.00 EGP (19.43/unit)
            DUXNORZET 60 MG 30 DEL. REL. H.G. CAPS. ZETA PHARMA                           231.00 EGP
            WADILOXTIN 60 MG 28 DEL. REL. CAPS. WADI ELNEEL BENTA                         280.00 EGP

2. PREGABALIN                                             [1st line]
   Adult    150 mg per day in two or three divided doses (75 mg twice daily); may increase to 300 mg
            per day after an interval of 3 to 7 days and, if needed, to a maximum of 600 mg per day
            after an additional 7 days
   Peds     Safety and efficacy have not been established in children below 12 years or in
            adolescents 12-17 years of age.
   Source   Alzain 75 mg Capsules, Hard SmPC section 4.2 Posology and method of administration (eMC
            product 1762)
   Why      Pregabalin binds the alpha-2-delta subunit of voltage-gated calcium channels on nerve
            terminals, reducing excitatory neurotransmitter release; this condition's cited article
            names gabapentinoids a first-line agent for painful diabetic peripheral neuropathy.
   Caution  Treatment should be given for the shortest possible duration; agree a plan for stopping
            before starting, to minimise the risk of dependence, addiction and withdrawal.
            Dizziness and somnolence are common; caution when driving or operating machinery.
            Reduce dose in renal impairment based on creatinine clearance.
            Do not discontinue abruptly; taper over at least 1 week to avoid withdrawal symptoms.
            There is potential for misuse and dependence.
   Egypt    FORPREGAB 75 MG 30 CAPS.         GRAND PHARMA ...    45.00 EGP (1.50/unit)
            SNAPGAB 75 MG 30 CAPS.           MASH PREMIERE...    49.50 EGP (1.65/unit)
            LYRIBALIN 75MG 10 CAPS.          BORG                18.00 EGP (1.80/unit)
            NEURAGABALIN 75 MG 10 CAPS.      DELTA GRAND P...    23.00 EGP (2.30/unit)
            NERVATYCA 75 MG 20 CAPS.         ALFACURE PHAR...    48.75 EGP (2.44/unit)
            QUEENLEPT 75 MG 30 CAPS.         FUTURE PHARMA...    93.00 EGP (3.10/unit)
            LYRICA 75MG 20 CAPS.             PFIZER             232.00 EGP (11.60/unit)
            PREGABEDIUM 75 MG 20 H.G. CAPS.  SABAA > ACTIV...    56.66 EGP
            LOCIKASWAB 100MG/5ML 20 UNIDOSE ORAL SOLN. UNISWAB > VODACHEM                  43.50 EGP
                -> ? strength differs, ? different route - not oral solid
            AVEROPREG 100MG/5ML SYRUP 60 ML  AVERROES PHAR...    55.50 EGP
                -> ? strength differs, ? different route - not oral solid

3. AMITRIPTYLINE                                          [2nd line]
   Adult    10-25 mg at bedtime initially, titrate by 10-25 mg weekly to 50-75 mg nightly (usual
            maximum 75 mg nightly) - long-term
   Peds     Amitriptyline should not be used in children and adolescents aged less than 18 years, as
            safety and efficacy have not been established.
   Source   Amitriptyline 25 mg Film-Coated Tablets SmPC section 4.2 (eMC product 13683)
   Why      Second-line agent for painful peripheral neuropathy. The condition's own cited article
            places the tricyclic antidepressants, amitriptyline among them, on its second line,
            behind the gabapentinoids and duloxetine. It stays on the card because it is cheap and
            widely prescribed in Egypt, but it is no longer the printed first choice.
   Caution  Contraindicated in recent myocardial infarction and heart block.
            Amitriptyline has strong anticholinergic side effects (dry mouth, urinary retention,
            constipation, blurred vision).
            Avoid in elderly patients, and in severe cardiovascular disease or arrhythmias.
            Amitriptyline - StatPearls - NCBI Bookshelf (NBK537225) puts amitriptyline on the
            American Geriatrics Society's Beers list, to be avoided in the elderly because its
            anticholinergic effect is so strong.
            The label puts the usual range at 25-75 mg nightly and says doses above 100 mg should be
            used with caution.
   Egypt    TRYPTIZOL 25 MG 30 TABS.         KAHIRA              33.00 EGP (1.10/unit)
            GRANITYLLIN 25MG/5ML SYP. 120 ML GRAND PHARMA ...     5.00 EGP
                -> ? strength differs, ? different route - not oral solid
            ZINOTRAVAL 25MG/5ML SYP. 120 ML  DEBEIKY > PHA...    10.00 EGP
                -> ? strength differs, ? different route - not oral solid

Prices are indicative (dataset snapshot 2026-06); verify with the pharmacy.
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