Three remedies to try

Bryonia

> Cold symptoms:
Watery nasal discharge with stuffy nose.
Head colds that travel down into chest.

> Flu symptoms:
Aching stiffness.
Dry, racking, and painful cough.
Sore throat and chest.

>> Precautions: None known.

Gelsemium

> Cold symptoms:
Running nose and sneezing.
Sense of fullness at the base of the nose.
Dull headache and fever.

> Flu symptoms:
Chills, body aches, and exhaustion.
Sore neck and shoulder muscles.
Sleepless, but very fatigued. Weak, trembling limbs.

>> Precautions: None known.

Nux vomica

> Cold symptoms:
Sneezing spells, runny nose during the day, and sore throat.

> Flu symptoms:
Shivering, cramping abdominal pains, nausea, and dry retching.

>> Precautions: None known.