Table 6.

Examples of drug therapy problems in the medical ward of DRH, March 01 to May 31, 2014

Type of DTP	Examples
Needs additional drug therapy	ACEI was not prescribed for AHA stage C, CHF with no contraindication to the medication. Propranolol or nadolol was not prescribed for the patient with chronic liver disease and portal hypertension to prevent variceal bleeding.
Unnecessary drug therapy	Dextrometrophan was prescribed for community acquired pneumonia. Ceftriaxone was prescribed with fluconazole to treat cryptococcal meningitis.
Dosage too low	Spiranolactone 50 mg PO once daily was prescribed to treat ascites instead of 100-400 mg per day. Ceftriaxone 1 g IV BID was prescribed to treat meningitis instead of 2 g BID.
ADR	Hypotension was developed due to furosemide 20 mg IV BID and spiranolactone 25 mg PO once daily.
Noncompliance	The patient preferred not to take enalapril which was prescribed to treat CHF.
Dosage too high	Digoxin 0.25 mg PO once daily was prescribed with Clarithromycin PO BID and then the patient developed cardiac arrhythmia.
Ineffective drug therapy	Atenolol was prescribed to treat AHA stage C, CHF.

Abbreviations: PO orally, IV intravenous, BID twice a day, TID three times a day, AHA American heart association, CHF chronic heart failure