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Table 2 Variation in prescription of anti-malarial drugs at a government-owned hospital in Ibadan, southwest Nigeria over a twenty-year period.

From: Potential contribution of prescription practices to the emergence and spread of chloroquine resistance in south-west Nigeria: caution in the use of artemisinin combination therapy

Year

CQ

SP

AQ

QN

PY

PG

HAL

ART

1983

N = 57

98.3%

0

0

0

0

1.7%

0

0

1985

N = 58

91.4%

0

1.7%

0

6.9%

0

0

0

1987

N = 58

89.7%

0

0

0

10.3%

0

0

0

1989

N = 57

80.7%

0

10.5%

3.5%

3.5%

1.8%

0

0

1992

N = 57

86%

12.3%

0

0

0

0

1.7%

0

1995

N = 57

68.4%

15.8%

0

10.5%

1.8%

0

1.8%

1.8%

1997

N = 57

82.5%

8.8%

0

7.0%

0

0

0

1.7%

  1. CQ = Chloroquine; SP = Sulphadoxine/Pyrimethamine; AQ = Amodiaquine; QN = Quinine; PY = Pyrimethamine; PG = Proguanil; HAL = Halofantrine; ART = Artemether