Any lump or soft tissue can be due to many reasons like injury, inflammation, or even tumors. Moxiforce CV 625 is a medicine prescribed to treat infections, but without determining the exact cause of the lump, it is not advisable to use it. It is more preferable to have a doctor to check the lump and decide which is the best treatment.

APPLY moisturizer.... AVOID TRIGGERS.... USE mild soaps.... WET compresses.... COTTON clothes.... Remember to follow these steps!!

To avoid blade cut marks, a new wound should be kept clean and properly covered to minimize scars. When healed, apply scar treatment cream or silicon gel sheets regularly to reduce the appearance of scars. Do not expose the scar to sunlight because the UV rays darken it. For more severe or prominent scars it is necessary to refer them to the dermatologist for professional treatments such as laser therapy and microdermabrasion. For the situations with deep scarring, sometimes a cosmetic revisional surgery might be an option but it is always best to seek advice from a dermatologist on individual basis.

It seems your neck is a bit swollen but you are not feeling any pain. This could be caused by an infection or a swollen gland. Sometimes, it can occur without any serious reasons as well. However, the priority is to have a doctor take a look at it to be on the safe side. They may have to conduct some tests to be able to tell what is going on. 

Sounds more like a case of chronic fungal infection, but itching and the patches are common symptoms. Better visit the dermatologist, who will be able to tell for sure what kind of treatment is proper for this case. They will recommend you a course of special antifungal creams and oral medicine