Always I have eye burning and redness

Treatments for morning sickness ?
Unfortunately, there is no specific treatment that will work for every woman who is suffering from morning sickness because every pregnancy will be different. However, there are some changes you can make to your diet and daily life to try to ease the symptoms.
1. Drink plenty of fluid
2. Get enough rest as tiredness worsen nausea
3. Avoid any triggers including smells or foods
4. Eat small, frequent meals of plain foods that are high in carbohydrate and low in fat (such as bread, rice, crackers and pasta)
5. Eat cold foods rather than hot ones 
6. Anti-sickness medication can be prescribed if your symptoms have not improved. These medications include antihistamine and antiemetic which should be taken under the doctor's supervision.
Risk factors for morning sickness ?
1. The hormonal changes during first trimester of pregnancy
2. Multiple pregnancy
3. Suffering from severe nausea and vomitinf in a previous pregnancy
4. Migraine
5. Heriditary factors
6. Obesity
7. First pregnancy
8. Stress

Advice:
Follow the previous instructions and visit your doctor for further assessment

How to treat Eye infection ?
It seems the you are suffering from acute conjunctivitis which is treated by antibiotics such as ceftriaxone if bacterial infection is the causative agent. Decongestants can also be used to decrease pruritis as well as NSAID such as Ibuprofen. It's advised to visit ophthalmologist for further assessmet anf treament
Diagnosis ?
You should get examined by  an ophthalmologist. Complete blood count to look for infection. Culture and sensitivity for eye dicharge if present
Symptoms of conjunctivits:

• Red eye
• Eye pain
• Eye discharge
• Painful movement of eye
• Visual problems

Advice:
visit the ophthalmologist