Sir
First find the cause of feeling fatigued using professional guidance.
For time being you can take paracetamol for couple of days.
Next Steps
Food is the most powerful healing medicine on planet.If you don't fix your food/ diet you can't heal your body , can't fix your chronic health issues.
We teach nutritional medicine to patients for healing their bodies by fixing the root cause.
Healthcare about nutrition, Sickcare is about suppressing symptoms with medicines.