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Table 4 Number of samples that failed each pharmacopoeial test

From: A cross-sectional analysis of falsified, counterfeit and substandard medicines in a low-middle income country

Medicine’s name / Test parameter

Appearance

Weight variation

Dissolution

Friability test

Disintegration

Assay of active ingredient

Total tests failed

Total samples failed

Acetaminophen 500 mg

17

8

p

6

p

4

35

23

Acetylsalicylic acid+paracetamol+caffeine 450 mg/tab

p

p

p

p

25

41

66

41

Amlodipine 10 mg

p

8

p

p

p

p

8

8

Amoxicillin 500 mg

p

4

23

p

p

p

27

27

Ciprofloxacin 500 mg

p

11

p

p

p

6

17

17

Diclofenac Sodium 100 mg/tab/cap

p

22

p

p

p

14

36

22

Ibuprofen 400 mg

3

2

p

p

p

p

5

5

Metronidazole 0.5%/100 ml

p

n/a

n/a

n/a

n/a

3

3

3

Nystatin 500,000 IU

10

p

p

p

p

p

10

10

Omeprazole 20 mg

p

7

7

p

p

p

14

7

Sildenafil citrate 100 mg

p

11

p

p

p

5

16

16

Total

      

237

179

  1. Note: n/a-not applicable, p – passed the required test