Hedrin 4% Lotion (150ml)
Head lice treatment to eliminate lice and eggs
- Eliminates head lice and eggs effectively
- Contains dimeticone to suffocate lice without chemicals
- Easy-to-apply lotion suitable for adults and children over 6 months
- Odourless and gentle on the scalp
- Leaves hair soft and easy to wash after treatment
£11.99 Available Free Delivery on Orders over £20!
In stock
| Strength | 4% |
| Size | 150 ml |
Overview
How does Hedrin 4% Lotion eradicate head lice and their eggs?
Hedrin 4% Lotion is a highly effective topical treatment formulated to eradicate head lice (Pediculus humanus capitis) and their eggs (nits). The active constituent of Hedrin 4% Lotion is dimeticone 4% w/w, a linear silicone fluid that operates via a physical mechanism of action rather than a traditional chemical insecticide. Upon application, the low-viscosity silicone fluid rapidly spreads across the hair and scalp, coating the entire surface of the louse. It penetrates deep into the respiratory spiracles and tracheal system of the parasite, as well as the respiration pores of the eggs, disrupting oxygen exchange and causing death by physical suffocation.
What are the advantages of a physical mechanism over chemical insecticides?
The primary advantage of Hedrin 4% Lotion is that its physical mode of action completely prevents head lice from developing biological resistance. Conventional neurotoxic head lice treatments, such as permethrin or malathion, rely on chemical disruption of the insect nervous system, to which head lice have developed significant resistance over time. Because Hedrin 4% Lotion smothers the louse physically, it remains consistently effective against resistant strains. Furthermore, the formulation contains no organophosphate or neurotoxic agents, making it gentle on the scalp and suitable for sensitive skin.
Why is Hedrin 4% Lotion effective against head lice eggs?
Head lice eggs are enclosed within a protective chitinous shell that shields the embryo from many topical preparations. The fluid properties of dimeticone in Hedrin 4% Lotion enable the lotion to coat the egg surface and block the opercular structures through which the developing embryo breathes. By halting embryonic gas exchange, Hedrin 4% Lotion prevents the eggs from hatching, thereby breaking the life cycle of the infestation when applied according to the required treatment schedule.
Active Ingredients
Dimeticone
Usage Instructions
How should Hedrin 4% Lotion be applied for maximum treatment efficacy?
Apply Hedrin 4% Lotion to dry hair, ensuring the scalp and hair are completely covered from root to tip. Work the liquid evenly through the hair using fingers or a comb, taking care to saturate the areas behind the ears and at the nape of the neck where lice frequently congregate. Leave Hedrin 4% Lotion on the hair for a minimum of 8 hours, or overnight. After the contact time has elapsed, wash the hair thoroughly with a standard shampoo; apply the shampoo directly to the dry, lotion-coated hair before adding water to break down the silicone layer effectively, then rinse. Repeat the full treatment application exactly 7 days later to destroy any newly hatched lice before they reach sexual maturity.
Warnings
What critical safety precautions should be observed when using Hedrin 4% Lotion?
Hedrin 4% Lotion is strictly for external topical use on the hair and scalp. Do not apply Hedrin 4% Lotion if you have a known hypersensitivity or allergy to dimeticone or cyclomethicone. Avoid contact with the eyes, nostrils, and mouth; if accidental contact occurs, flush immediately with cold water.
Hair treated with Hedrin 4% Lotion must be kept away from naked flames, lit cigarettes, gas appliances, and other heat sources, as treated hair can burn readily. Exercise caution if the lotion spills onto hard surfaces, as it creates a slippage hazard. If localised skin irritation or a rash develops, wash the scalp with mild shampoo and discontinue use. Store Hedrin 4% Lotion below 25 degrees Celsius, in its original carton, and keep safely out of the sight and reach of children.
Who Is It For
Who is the intended user for Hedrin 4% Lotion?
Hedrin 4% Lotion is suitable for adults, elderly individuals, and young children from 6 months of age and older. It is particularly indicated for school-aged children, families experiencing recurrent head lice outbreaks, and individuals with sensitive skin, asthma, or eczema who require a non-irritating, chemical-free treatment option.
Alternatives
What are the main alternative products available?
If Hedrin 4% Lotion is unsuitable or a different application format is preferred, the following options may be considered:
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Hedrin Once Liquid Gel: A fast-acting head lice treatment containing dimeticone and Nerolidol that suffocates lice and eggs in a single 15-minute application.
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Lyclear Treatment Spray: A physical-action head lice spray formulated with mineral oil and dimeticone to suffocate and dehydrate head lice and nits.
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Full Marks Solution: A physical-action topical liquid containing cyclomethicone and isopropyl myristate that dehydrates and kills head lice within 5 minutes.
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Nitty Gritty NitFree Comb: A specialised stainless-steel nit comb designed to physically extract head lice, nymphs, and unhatched eggs without the use of chemical or physical lotions.
At Elite Meds, we provide simple, reliable and fast delivery for all orders. We use Royal Mail exclusively, based on consistent performance and strong customer satisfaction across our website and eBay stores.
Delivery Options
Royal Mail Tracked 48 – £3.99
Royal Mail Tracked 24 – £4.49
Delivery timeframes are estimates provided by Royal Mail and are not guaranteed.
Dispatch Times
- Orders placed before 3pm Monday to Friday are dispatched the same working day.
- Orders placed after 3pm, on weekends or bank holidays are dispatched the next working day.
See our full delivery policy here
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