How Effective is Head Lice Shampoo?

Head lice shampoos and lotions can help treat head lice. However, it is important to use the products according to the directions. This is because if you don’t use enough of the product, you may allow the lice to survive and reappear. A good head lice shampoo should be used every day, and you should not use it more than the recommended dosage. You should also avoid using two different products at the same time, as this can cause more harm than good.

The effectiveness of head lice shampoo depends on its ingredients. Some are highly effective, while others may not. Some contain essential oils, which may trigger an allergic reaction. While essential oils are safe for people, they are not always effective against live lice. Some of these shampoos may also contain smothering agents, which suffocate the bugs.

It’s best to consult a doctor if you’re unsure of whether the shampoo is working or not. It’s also important to comb through your hair daily. If you don’t notice any improvement within two weeks, repeat treatment. Many prescription head lice treatments also target the nits along with the adult lice.

A recent study showed that non-pesticide-based shampoos were significantly more effective than malathion foam in treating head lice in both per-protocol and intent-to-treat populations. The use of the non-pesticide-based shampoo was associated with fewer adverse effects, including mild irritation or stinging.