Mast-cell stabiliser
Sodium cromoglicate
Brand names: Intal, Opticrom, Nalcrom
Adult dose
Dose: Asthma: 10mg inhaled QDS. Allergic conjunctivitis: 1-2 drops QDS. Food allergy: 200mg PO QDS before meals
Route: Inhaled/Topical/PO
Frequency: QDS
Clinical pearls
- Asthma (paediatric — limited use), allergic conjunctivitis, mastocytosis
- Largely superseded for asthma by ICS
Contraindications
- Hypersensitivity
Side effects
- Cough/bronchospasm (inhaled)
- Stinging (topical)
- GI upset (oral)
Interactions
- No clinically significant
Reference: BNF; BTS/SIGN; https://bnf.nice.org.uk/drugs/sodium-cromoglicate/. Verify against your local formulary and the latest BNF before prescribing.
Related
Curated clinical cross-links plus same-class fallbacks.
Calculators
Pathways
- Acute Asthma in Adults · BTS/SIGN British Guideline on Asthma 2019; NICE NG80
- Pulmonary Embolism Assessment · NICE NG158; ESC 2019 PE Guidelines
- Acute Exacerbation of COPD (AECOPD) · NICE NG115; GOLD 2024
- Spontaneous Pneumothorax (Adult) · BTS Pleural Disease 2023
- Atypical Pneumonia (Legionella / Mycoplasma / Chlamydophila) · BTS 2023; IDSA
- COPD Exacerbation Management · NICE NG115 / GOLD 2024