What could happen if you leave head lice treatment in your head overnight?

Depends. There are various treatments for head lice, mostly with different types of insecticides. It is always important to follow the instructions of the medicine you were prescribed in order to optimize your results and to avoid potential side effects. Some compounds are derived from chrysanthemums , namely permethrin. If you are allergic to the flowers, have asthma or a pregnant discuss this with md.

Related Questions

Does head lice treatment lighten dyed hair?

Head lice. If you use rid or another over the counter treament, you only use it once, rinse and comb out hair. Some repeat in a week. I have not seen it change the color of peoples hair, but call you colorist. Read more...

What is a good alternative head lice treatment to use instead of the drug store shampoos?

Kerosene. When I was a child, my mom used kerosene on my head to kill (suffocate) the lice. I survived and it worked. Whether you should use it or not, I don't know. Definitely, not recommended in the US, but in Europe it's used as a home remedy. Read more...
Home receipe. You can use mayonnaise on the hair and cover it with a shower cap. Read more...
Cetaphil cleanser. Use gentle cetaphil skin cleanser. Apply to hair and scalp. Wait 2 minutes, then comb out. Wash your hair 8 hours later. Repeat once a week for 3 weeks. You can hold the mayo! Read more...

What was the head lice treatment that parents used 20 years ago?

Lice, Head. Do pronto and r&c ring a bell? The goal of tretament of head lice is to eliminate lice and eggs. Treatment should be repeated in 7-10 days (the time needed for the eggs to hatch) because nits are less effectively killed than adults. Aavailable otc medications include nix, (permethrin) rid, a2000. For prescription medications, consult your doctor. Read more...

I'm having a weird feeling with my head. Everything feels like it's moving and I'm getting a popping sensation everytime I touch my head. My mother already did the lice treatment on me, but nothing came out, nits or anything. What can this be and how do I

Sensory issues? I did not hear you mention "itching" as a problem here, lice always cause itching. "Weird" and "popping" are complaints I have never heard in 20 years of medical practice. I would have an exam by a physician to investigate cause here. Have you had a contact with lice? Is anxiety an issue of yours? Do you have a dry scalp or dandruff? What are you most worried about? Read more...

How can we get lice nits out of medium length hair. Lice treatment stuff doesn't work.?

See link. This is a really good link: http://www.Askdrsears.Com/topics/childhood-illnesses/lice. Also see your doctor. If the nits are more than 1/4 inch away from the scalp they are probably dead and just need to be combed out. Read more...
Pickling vinegar. Soaking/rinsing the hair repeatedly with a stout vinegar solution can weaken the attachment the nit has to hair.They can then be combed out with less effort using a fine nit comb.It is important to get every nit.It may take several sessions over a week to get them all. Read more...