Why is my rash spreading without itching?

You are afraid of Stevens-Johnson Syndrome from drugs. It is a rare but serious skin reaction. Symptoms can be flu-like symptoms, a rash, and blisters on the skin. Medicines or infections can cause it. Before starting any new medicine, speak with your doctor if this is something that concerns you. They will be able to help you choose what might work best for you and watch out for signs of trouble.

Scars from knife wounds can appe­ar as stubborn lines etched on your hand. The­se marks result when a blade­ pierces through skin. To minimize the­ir appearance, you might try ointments de­signed to gradually lighten scars. Additionally, bandaging protects the­ area as healing progresse­s. It requires patience­, as improving scar visibility takes time. Yet, by following such me­asures, you can enhance the­ condition of the scars on your hand.

If you suspect you have a belly button infection, it's important to take appropriate steps.. Clean the area gently with warm water and mild soap. Keep the area dry and avoid excessive moisture. If you notice signs of infection like redness, swelling, pain, discharge, or a foul odor, consider seeking medical advice.

Initially, please consult with your parents. They may advise you some natural remedies or take you to a dermatologist. The dermatologist may suggest the best treatment for you depending on your age and skin type. Some natural remedies you can try for managing your pigmentation include applying a mask or use of a gentle exfoliator. 

Hyperhidrosis may be warned by profuse sweating, specially in sunny days. But one must rule out any underlying medical condition such as thyroid or inflammatory disease. I advise you to visit a dermatologist for assessment and diagnosis. They can offer treatments and guidance on the condition’s management.