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A topical oral treatment combining lidocaine local anaesthetic with the antiseptics chlorocresol and cetylpyridinium chloride. It temporarily relieves painful recurrent mouth ulcers and denture irritation; selected formulations also cover teething discomfort when non-medicine measures have failed.
This oral cough preparation contains an expectorant and an antiseptic. It provides short-term relief from acute chesty cough and catarrh associated with colds, influenza or mild throat infections. It loosens mucus rather than suppressing the cough.
This oral solution contains a painkiller, nasal decongestant, expectorant and local antiseptic. It temporarily relieves cold and influenza symptoms occurring together, including pain, nasal congestion, a tickly sore throat and a chesty cough.
This antiseptic and local anaesthetic gel is used inside the mouth. The selected UK product temporarily relieves pain from common mouth ulcers and denture irritation.
A gum gel for teething discomfort in young children. Lidocaine locally numbs the gum and cetylpyridinium chloride has mild antiseptic activity. Use only when non-medicine measures have not provided enough relief.
Chloral hydrate is a sedative-hypnotic converted in the body to active trichloroethanol. UK oral solutions are licensed for severe insomnia affecting daily life when other options have failed; paediatric use is more restricted and requires specialist supervision.
Chlorambucil is an oral alkylating chemotherapy that damages DNA in dividing cells. In the UK, it is licensed for selected lymphomas, chronic lymphocytic leukaemia and Waldenström’s macroglobulinaemia under specialist supervision.
Chloramphenicol is a broad-spectrum antibiotic that stops susceptible bacteria making essential proteins. In the UK, it is mainly used in eye or ear preparations; oral capsules are reserved for serious infections when other antibiotics are unsuitable.
Chloramphenicol sodium succinate is an injectable form that rapidly releases the antibiotic chloramphenicol. It is usually reserved for serious susceptible bacterial infections when safer alternatives are unsuitable and is generally administered in hospital.
Chlordiazepoxide hydrochloride is a long-acting benzodiazepine that reduces excessive nervous-system activity. The selected UK product is licensed for severe anxiety, muscle spasm and relief of acute alcohol-withdrawal symptoms.
Chlorhexidine acetate is an antiseptic that damages bacteria and reduces contamination. This sterile topical irrigation solution is used for wounds, burns and respirator disinfection.
A prescription-only skin ointment combining an antifungal, an antibacterial and mild corticosteroid hydrocortisone. It treats inflamed skin affected by susceptible fungal, particularly Candida, or bacterial infection.
Chlorhexidine digluconate is a locally acting oral antiseptic. UK dental products include mouthwash and gel for plaque-related conditions and oral hygiene, plus a professionally placed periodontal insert used with mechanical periodontal treatment.
This topical cream combines two antiseptics with local pain-relieving and emollient effects. It is used for minor skin injuries and irritations where pain relief and prevention of secondary infection are needed.
Chlorhexidine dihydrochloride is an antiseptic that damages susceptible microorganisms. The selected cream is used for minor skin injuries where bacterial infection is a risk and for antisepsis in minor surgery.
This lozenge combines chlorhexidine, an antiseptic, with lidocaine, a local anaesthetic. It relieves irritation or soreness in the mouth and throat but does not replace assessment or treatment of a significant infection.
This prescription nasal cream combines chlorhexidine, an antiseptic, with neomycin, an aminoglycoside antibiotic. It is used to clear or prevent staphylococcal infection and carriage in the nose.
Chlorhexidine gluconate is an antiseptic that damages bacterial cell membranes and reduces bacteria on the skin. The selected cream treats minor skin injuries, superficial burns and infected cracked skin.
An antiseptic solution applied to intact skin before invasive medical procedures to reduce microorganisms and help prevent infection.
This throat spray combines chlorhexidine, an antiseptic, with lidocaine, a local anaesthetic. It temporarily relieves painful, irritated sore throats but does not treat every underlying cause.
Chlorhexidine gluconate is an antiseptic that reduces germs on the skin. In the selected cream, it is combined with emollients for dry, itchy conditions such as eczema and dermatitis and can be used as a soap substitute.
This prescription skin cream combines an antifungal, an antiseptic and a mild corticosteroid. It is used for inflamed skin conditions where fungal and/or bacterial infection is present.
This topical cream combines nystatin, an antifungal, with chlorhexidine, an antiseptic active against many bacteria. It is prescribed for skin conditions where fungal, particularly Candida, and/or bacterial infection is present.
Chlormethine hydrochloride is a topical alkylating anticancer treatment licensed in the UK for adults with mycosis fungoides-type cutaneous T-cell lymphoma affecting the skin.
Chloroprocaine hydrochloride is an ester-type local anaesthetic injected into spinal fluid by an anaesthetist to numb the lower body for short planned surgery in adults.
Chloroquine phosphate prevents, suppresses or treats malaria caused by susceptible parasites. Resistance limits its usefulness for many destinations, so current destination-specific guidance is essential. Avloclor tablets are also licensed for amoebic liver disease, lupus and rheumatoid arthritis.
Chloroxylenol is a phenolic antiseptic used externally to kill bacteria. The selected UK product is a concentrated liquid licensed for cleansing minor skin wounds and certain personal-hygiene uses.
Chlorphenamine maleate is a sedating antihistamine that relieves allergic symptoms such as itching, swelling, hives, sneezing and a runny nose. Injections are reserved for healthcare settings and may support emergency treatment of acute allergic reactions.
An oral combination of a sedating antihistamine and a decongestant, licensed to relieve allergic rhinitis, including symptoms with nasal blockage.
Chlorpromazine hydrochloride is a first-generation phenothiazine antipsychotic with sedative, anti-sickness and autonomic effects. It is mainly used for psychotic or manic illness and, in selected circumstances, severe agitation, persistent hiccups or sickness in terminal illness.
Chlortalidone is a long-acting thiazide-like diuretic that helps the kidneys remove sodium and water. It is licensed for high blood pressure, selected conditions involving fluid retention and diabetes insipidus.
Cholic acid is a primary bile acid normally made by the liver. It replaces missing bile acids in two rare inherited synthesis defects and reduces harmful abnormal bile-acid metabolites.
A sugar-free oral supplement containing vitamins A, D2 and B12 with choline. It is licensed to help prevent vitamin deficiency in certain metabolic disorders and restricted, specialised or synthetic diets. It is used with Ketovite Tablets when complete supplementation is required.
Choriogonadotropin alfa is a recombinant form of human chorionic gonadotropin. Fertility specialists use it after follicular stimulation to complete egg maturation and trigger ovulation.
A concentrate containing nine essential trace elements, added to intravenous nutrition for adults who cannot obtain enough through eating or absorption.
A concentrated intravenous mixture of nine essential trace elements, added to parenteral nutrition for adults whose nutritional needs cannot be adequately met through the digestive system.
Ciclesonide is an inhaled corticosteroid that reduces airway inflammation. The selected UK product prevents persistent asthma symptoms in adults and adolescents aged 12 years and over but does not relieve sudden attacks.
Ciclosporin reduces T-cell activity. Systemic formulations help prevent transplant rejection and treat selected severe inflammatory diseases; eye drops treat dry eye disease that has not improved with tear substitutes.
Cidofovir is an antiviral that blocks cytomegalovirus (CMV) from copying its DNA. It is licensed for CMV retinitis in adults with AIDS who do not have renal dysfunction, when other treatments are unsuitable.
An intravenous combination antibacterial used in hospital for serious infections caused by susceptible bacteria. Imipenem kills bacteria, cilastatin prevents its breakdown in the kidneys, and relebactam blocks certain bacterial resistance enzymes.
Cilostazol is an antiplatelet and blood-vessel-widening treatment for intermittent claudication caused by peripheral arterial disease. It is used when lifestyle measures and other appropriate interventions have not sufficiently improved walking symptoms.
Ciltacabtagene autoleucel is a personalised therapy made by genetically modifying a person’s own T cells. It is used at specialist centres for eligible adults with relapsed and refractory multiple myeloma after previous treatment.
Cimetidine reduces stomach acid and pepsin output. Licensed uses include acid-related ulcers, reflux and selected conditions where reducing gastric secretion is beneficial.
Cinacalcet hydrochloride is a calcimimetic that makes the parathyroid glands more sensitive to calcium, reducing parathyroid hormone release and usually lowering blood calcium. It is used for specified parathyroid disorders.
Hydrocortisone reduces inflammation and itching, while cinchocaine numbs pain. This combination provides short-term symptom relief for internal or external haemorrhoids but does not remove them.
This combines a mild topical corticosteroid with a local anaesthetic. It relieves inflammation, swelling, soreness, itching and pain from haemorrhoids and itching around the anus, but does not treat the underlying cause.
Cinnarizine reduces nausea and dizziness linked to motion. The selected UK product is licensed for controlling motion sickness and is also used outside its licence for some inner-ear symptoms.
Cinnarizine + dimenhydrinate combines two antivertigo agents acting on different parts of the balance system. The selected UK product is licensed to treat vertigo symptoms in adults.
Cipaglucosidase alfa is an enzyme replacement treatment for adults with late-onset Pompe disease. It is used with miglustat, which stabilises the enzyme in the bloodstream.
Ciprofibrate is a fibrate that lowers triglycerides and other blood fats. It is licensed alongside diet, exercise and weight management for severe hypertriglyceridaemia, and for mixed hyperlipidaemia when a statin is contraindicated or not tolerated.
Ciprofloxacin is a fluoroquinolone antibiotic that kills susceptible bacteria. Systemic use is reserved for infections where commonly recommended antibiotics are inappropriate because it can rarely cause serious, prolonged or irreversible adverse effects.
Ciprofloxacin hydrochloride supplies ciprofloxacin, an antibiotic that kills susceptible bacteria. Oral ciprofloxacin is reserved for infections where other commonly recommended antibiotics are inappropriate; eye and ear preparations treat specific local bacterial infections.
A prescription ear-drop suspension combining a fluoroquinolone antibiotic with a corticosteroid. It treats bacterial outer-ear infection while reducing inflammation and redness.
These prescription ear drops combine a fluoroquinolone antibiotic with a corticosteroid. They treat specified bacterial infections of the outer ear or middle ear with tympanostomy tubes.
Cisatracurium besilate is a non-depolarising neuromuscular blocker that temporarily relaxes skeletal muscles. It is given intravenously during general anaesthesia or intensive care to support tracheal intubation and mechanical ventilation.
Cisplatin is a platinum-based chemotherapy that damages cancer-cell DNA. It is usually given in hospital, alone or with other chemotherapy or radiotherapy, for several solid tumours.
A bowel-cleansing preparation containing a stimulant laxative and magnesium citrate formed when mixed with water. It causes frequent watery bowel movements so the bowel can be examined clearly.
Citric acid monohydrate is the active ingredient in simple linctus oral liquids. It soothes the throat to relieve mild, dry or non-productive cough symptoms but does not treat the underlying cause.
A bowel-cleansing preparation that causes frequent watery stools before certain examinations, endoscopy or surgery. It is not intended for routine constipation treatment.
Cladribine reduces lymphocytes and interferes with DNA synthesis and repair. Tablets treat active relapsing multiple sclerosis in adults, while injections treat hairy cell leukaemia; selected Leustat products also treat certain previously treated B-cell chronic lymphocytic leukaemia.