I'm sorry to hear you're experiencing fever, cold, and headache. These symptoms are commonly associated with viral infections like the common cold or flu, but they can also indicate other conditions.

Here are some general suggestions to help manage your symptoms:

• Rest: Ensure you get plenty of rest to help your body fight the infection.
• Hydration: Drink plenty of fluids such as water, herbal teas, or broths to stay hydrated.
• Fever and pain relief: Over-the-counter medications like acetaminophen or ibuprofen can help reduce fever and relieve headache, but use them as directed.
• Monitor symptoms: Keep track of your temperature and any new or worsening symptoms.

Since you mentioned these symptoms, it is important to consult a general physician or an internal medicine specialist for a thorough evaluation. They can determine if you need specific treatment or further investigations.

If you experience any severe symptoms such as difficulty breathing, chest pain, persistent high fever, confusion, or worsening headache, seek emergency medical care immediately.

Please avoid self-medicating with prescription drugs without a doctor's guidance. A healthcare professional can provide the safest and most effective treatment plan tailored to your condition.To narrow down potential causes, we will need some more information.Please tell me your age and gender.