| Drug | Class | Adult | Paediatric | Notes |
|---|---|---|---|---|
| Pilocarpine[1] | Muscarinic agonist (cholinergic) | 5 mg PO QDS | — | Stimulates residual salivary and lacrimal function; sweating, GI upset; contraindicated in narrow-angle glaucoma, asthma, severe COPD |
| Cevimeline (where available)[1] | Muscarinic M3-selective agonist | 30 mg PO TDS | — | Alternative cholinergic agonist; more M3-selective than pilocarpine; better cardiac tolerability |
| Hydroxychloroquine[1] | Antimalarial / immunomodulator | 200–400 mg PO daily (max 5 mg/kg actual body weight) | — | Useful for arthralgia, fatigue, cutaneous lupus features; safety established; baseline retinal exam and annual screening from year 5 |
| Prednisolone (severe extraglandular)[1] | Systemic corticosteroid | 0.5–1 mg/kg/day with rapid taper to ≤7.5 mg/day; preceded by IV pulse 250–500 mg × 3 days for severe organ disease | — | Bridge to immunosuppressant; minimise duration; bone protection (calcium, vitamin D, bisphosphonate per fracture risk) |
| Rituximab[1] | Anti-CD20 monoclonal antibody | 1 g IV × 2 doses 2 weeks apart, repeat at 6 months by clinical response | — | First-line biologic for severe refractory extraglandular disease (cryoglobulinaemic vasculitis, peripheral neuropathy, ILD); HBV screen and prophylaxis; vaccinate before |
| Mycophenolate mofetil[1] | Inosine monophosphate dehydrogenase inhibitor | 1–3 g/day PO in divided doses | — | Useful for ILD, neurological, glomerulonephritis; teratogenic — strict contraception |
Diagnosis and stepwise management of sicca symptoms and systemic manifestations of primary Sjögren's syndrome in adults.