Skin, Hair and Nail Problems

I hv painful lesions in my back since two days I get stabbing pain and itching sometimes can u suggest an ointment

I have several lice in my head , it appeared suddenly may be bcz of contact with others ...plz suggest me any effective shampo or OTC meds ..I. Will be grateful to you . They are causing itching, they are black and some white in color..

I have been pescribed to apply in morning Cetaphil cleanser for dry skin, cetaphil dam lotion, Episoft AC Sunscreen and Revibra C10 by doctor. I have heard that Revibra C10 should be applied in dry skin. So, is it like this : After applying Cetaphil cleanser, I have to apply Revibra C10, then after 2-3 minutes of applying that Cetaphil DAM Lotion and after 2-3 minutes of that, Episoft AC Sunscreen? Kindly clarify which I have to apply after which. That is, will it be a layer of Revibra C10, Cetaphil DAM, Episoft AC Sunscreen(from bottom to top)?

There too much itching in my scalp n it got red and painful. It started from right side qbove ear portion but now it reached to so many places in my head when sweating happens the itching becomes extensive and i suffer too much hairfall and the amount left in my head is very less and also growth of my gair is very slow as my hair have split ends at tha end. My scalp is oily

It's like a pimple in start but it's this now, Tell what it is? ...what it is? It's like a pimple in start but it's this now, Tell what it is? ...what it is?

I see my skin is little bit dark , attached picture shows some problem with certain area of my skin near my left side big toe. What is the reason ?

There is one white skin on my lips which is not recovering .Its been for 2 months.Please suggest for any medication.

Why skin of my scalp is coming out and it look like this as in pic . Dead skin coming out regularly and new skin form over it. Then again this cycle repeats . Hair is falling along with the skin .

Can I use 1mm dermaroller on face for acne scars ? And can I use 1 mm dermaroller on scalp for thicker hair??

My father used Garnier hair color on hair and eyebrows and got allergy on face and scalp. watery liquid is coming from skin. please help. recommend medication.