Last update :
28/04/2024
References   References 2556  
Type : Journal

Research teams : Hobart - University of Tasmania, School of Pharmacy
Authors : Peterson GM, Meaney MF, Reid CA.
Title : Stability of extemporaneously prepared mixtures of metoprolol and spironolactone.
Reference : Aust J Hosp Pharm ; 19,: 344-346. 1989

Level of Evidence : 
Physical stability : 
Chemical stability : 
Other methods : 
Comments : 

List of drugs
Oral solutionMetoprolol tartrate Anti-arrhythmic
Stability in solutions Glass Tablets 1000 mg
Betaloc®
Tragacanth powder 3000 mg
Chloroform water 2.5 ml
Simple syrup 12.5 ml
Distilled water >> 100 ml
21-25°C Protect from light
90 Day
Stability in solutions Glass Tablets 1000 mg
Betaloc®
Tragacanth powder 3000 mg
Chloroform water 2.5 ml
Simple syrup 12.5 ml
Distilled water >> 100 ml
5-7°C Protect from light
90 Day
Oral solutionSpironolactone Diuretic
Stability in solutions Glass Tablets 500 mg
Aldactone®
Tragacanth powder 1500 mg
Glycerin 2.5 ml
Benzoic acid ?
Chloroform water 1.25 ml
Simple syrup 20 ml
Distilled water >> 100 ml
21-25°C Protect from light
28 Day
Stability in solutions Glass Tablets 500 mg
Aldactone®
Tragacanth powder 1500 mg
Glycerin 2.5 ml
Benzoic acid ?
Chloroform water 1.25 ml
Simple syrup 20 ml
Distilled water >> 100 ml
5-7°C Protect from light
62 Day

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