Why is my vaginal discharge not cured?

It seems that some troubling symptoms are making you uneasy. Could the late arrival of a period, along with back pain and itching, be associated with each other? Stress or hormonal changes can cause late menstruation to occur. It may be an injury caused by a strained muscle if back pain occurs. A rash might be a result of dry skin or an allergic reaction. Sufficient water intake, a well-balanced diet, and a good sleep pattern might be some of the things that can help. In case the symptoms persist, it is vital to consult a doctor.

A faint line on a pregnancy test may lead to one assuming that they are positive but next is to verify with a doctor or obstetrician. 

There is a chance of getting pregnant if you have unprotected sex around the time when your period is supposed to start. Some common early signs of pregnancy are missing a period, feeling tired, being sick to your stomach, or having tender breasts. The best thing for you to do next would be to wait until after your period is due and then take a test if it has not started yet. 

Yes, you can get pregnant after your last menstrual period on 16 Jan if you had an intercourse on 8 Feb, the chances of which largely depend on the timing of the ovulation and menstrual cycle regularity. If you have any worries about pregnancy or reproductive health, then please see the gynecologist for an examination and tips.
 

You might have a yeast infection. These are a type of infection that can be found in the vagina which begin to get itchy after a while and might emit white discharge. In some women, an imbalance of yeast can lead to an overgrowth where the vagina becomes too acidic. This is what happens when your vagina has too much yeast in it. You can purchase over-the-counter antifungal creams to help respond to yeast infections. 

If you miss your period and you suffer from abdominal pain, it would be wise to see a doctor. These symptoms might be caused by some other conditions like ectopic pregnancy or ovarian cyst. It is strongly advised to consult a gynecologist or obstetrician for examination and treatment. 

Your fertile window is typically between days 11 and 21 of your menstrual cycle. Based on the dates given, February 6 and 19 were likely outside this period, so pregnancy is unlikely from those encounters. However, stay alert for signs like a late period or unusual tiredness.

The chances of pregnancy from the described activity are generally low.. but not impossible. If you both are concerned it's best to take a pregnancy test after her next expected period. 

You could have a yeast infection, they can make your vagina itch and burn. You did well starting to use Candid B cream and taking lactobacillus capsules, but I'm afraid things have only gotten worse since your period started. Keep taking the traco exactly as directed along with the lactobacillus capsules. Make sure that you continue keeping the affected area clean and dry while avoiding scented products too. If these measures fail to relieve your symptoms please make an appointment with your doctor for further advice.