; traditional medicine integration

A COMPARATIVE STUDY ON THE SINGULAR AND COMBINED EFFECT OF SORGHUM BICOLOR AND ANDROGRAPHIS PANICULATA LEAF EXTRACTS ON BLOOD PRESSURE, BLOOD SUGAR AND INTRAOCULAR PRESSURE LEVELS.

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Abstract
Non-communicable diseases like high blood pressure, diabetes, and glaucoma cause serious health issues and hardships in sub-Saharan Africa, often made worse by a lack of access to regular medical services. This research examines how the leaf extracts from Sorghum bicolor and Andrographis paniculata affect blood pressure, blood sugar, and eye pressure in healthy adults, both separately and together. One hundred and seventy-four (174) participants (mean age 34.3 ± 7.1 years) received single administrations of hot aqueous extracts of S. bicolor, A. paniculata, or a 1:1 mixed extract. Systolic and diastolic blood pressure (mmHg), fasting blood glucose (mg/dL) and IOP (mmHg, right eye [RE] and left eye [LE]) were measured at baseline and four hours post- administration. The results revealed statistically significant reductions (p < 0.05) across all parameters in all treatment groups. For Sorghum bicolor, systolic pressure decreased from 126.15 ± 15.9 to 120.80 ± 15.0 mmHg, diastolic pressure from 85.60 ± 11.1 to 80.03 ± 10.4 mmHg, blood glucose from 82.86 ± 14.61 to 70.39 ± 11.99 mg/dL, and IOP from 16.88 ± 2.5 to 15.83 ± 1.6 mmHg (right eye) and from 17.14 ± 1.93 to 16.12 ± 1.8 mmHg (left eye). Similar reductions were observed with Andrographis paniculata, where systolic pressure fell from 129.44 ± 14.7 to 121.20 ± 16.9 mmHg, diastolic pressure from 84.60 ± 13.3 to 77.13 ± 11.4 mmHg, and blood glucose from 83.61 ± 13.2 to 75.26 ± 11.43 mg/dL, while IOP decreased to 14.49 ± 2.0 mmHg (right) and 15.98 ± 2.0 mmHg (left). The combined extract produced the greatest effect, with systolic pressure reducing from 134.63 ± 15.7 to 128.68 ± 15.9 mmHg, diastolic pressure from 87.10 ± 22.1 to 77.90 ± 12.2 mmHg, blood glucose from 80.42 ± 12.04 to 74.40 ± 10.20 mg/dL, and IOP from 15.94 ± 1.8 to 14.94 ± 2.0 mmHg (right) and 15.67 ± 1.5 to 15.13 ± 2.7 mmHg (left). These results demonstrate that both Sorghum bicolor and Andrographis paniculata extracts—singularly and in combination—can significantly lower blood pressure, blood glucose, and intraocular pressure within a short period following administration. The enhanced effects observed with the combined extract suggest possible synergistic interactions between their phytochemical constituents.
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