Extreme headache. Head ache is too much!

My fiance had bacterial viral fever since the past 6 days. CBC - haemoglobin 14.2 , packed cell volume 42.2,RBC 5.2 ,WBC 11300 , neutrophil 91, Esoniophil 00 ,basophil 00,Lymphocyte 07, monocyte 02, platelet count 178000  now the fever is gone . but has very severe head ache and stomach bloating hence he vomits . his head aches even with slight head movement or while coughing etc.  please let me know what can I do for this .he also has slight muscle pain the the leg due to fever which is now recovering. till now he couldn't walk now he can walk .  also his eyes turns blood shot . Durning the the first 3 days he also had a rash in his thigh and in throat which was completely fine in the third day . What can I do for his head ache and vomiting and stomach bloating the head ache is too much