Formulation in Pharmacy Practice   2nd Edition

Isradipine is practically insoluble in water but is soluble in ethanol.

Formula 1

Isradipine 1mg per mL
Isradipine capsules (Dynacirc®) 5mg 10   
Glycerol (to levigate to paste) qs   
Syrup 50  mL
Expiry:  30 days.
Stability:   Chemically stable for at least 35 days in
amber glass bottles at 4°C.
Storage:  Refrigerate.  Amber, glass bottles.
Shake well before use

  1. The drug is in suspension and may have a tendency to settle and form a sediment over time.
    Shake well before giving the dose.
    For information on paediatric dosing of isradipine see;
    Johnson CE, Jacobson PA, Song MH. Isradipine therapy in hypertensive pediatric patients. Ann Pharmacother. 1997 Jun;31(6):704-7.

  1. MacDonald JL, Johnson CE, Jacobson P.  Am J Hosp Pharm 1994; 51: 2409-11. [PubMed Link]

Formulation in Pharmacy Practice
2nd Edition