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Quick summary

Type of medicine

Cold and Flu Syrup

Works by

Relieving cold and flu symptoms

Active Ingredient

Paracetamol, Guaifenesin, Phenylephrine hydrochloride

Effective within

Typically 15-30 minutes



Side effects

Nausea, Vomiting, Headache, Restlessness, Difficulty sleeping

Medication details


Beechams All in One Cold and Flu Syrup: Your Trusted Companion for Comprehensive Cold and Flu Symptom Relief

The brisk chill of winter often ushers in not just the holiday season but also the unwelcome arrival of cold and flu viruses. These common afflictions bring an array of uncomfortable symptoms, from a scratchy throat and nasal congestion to the heaviness of a feverish body. Beechams All in One Cold and Flu Syrup emerges as a steadfast ally in your battle against these viral invaders. This comprehensive guide delves into vital information about this over-the-counter medication, providing an in-depth description, precise usage directions, a detailed exploration of its active ingredients, insight into potential side effects, and crucial warnings. It is important to note that the content here is rooted in established medical guidelines and knowledge available up to September 2021. For the most current instructions and safety updates, kindly consult your trusted healthcare professional or refer to the product's label.


To maximize the benefits of Beechams All in One Cold and Flu Syrup, it is essential to follow these directions carefully:
Dosage: For adults and individuals aged 12 years and above, administer a single 20ml dose every four to six hours as necessary. It is crucial not to exceed four doses within a 24-hour period.
Accurate Measurement: Employ the provided dosing cup to ensure precise measurement of the syrup. Avoid exceeding the recommended dose.
Duration: Should your symptoms persist for more than seven days, or if new symptoms manifest, it is advisable to seek guidance from a healthcare professional. Prolonged usage without medical consultation should be avoided.
Children and Adolescents: It is important to note that Beechams All in One Cold and Flu Syrup is not intended for children under 12 years of age. Adolescents aged 12 to 18 should adhere to the adult dosage guidelines.
By adhering to these directions, you can make the most of Beechams All in One Cold and Flu Syrup, helping to alleviate the discomfort and distress often associated with colds and flu.


Beechams All in One Cold and Flu Syrup boasts the following active ingredients per 20ml dose:
Paracetamol (500mg): A versatile analgesic and antipyretic agent that effectively combats pain and fever.
Guaifenesin (200mg): An expectorant renowned for its ability to aid in the loosening of mucus and phlegm.
Phenylephrine hydrochloride (10mg): A decongestant specially formulated to provide relief from nasal and sinus congestion.
Inactive Ingredients
The syrup also contains a selection of inactive ingredients that contribute to its overall composition, including:
Sorbitol solution (non-crystallising) (E420)
Propylene glycol
Liquid glucose
Polyoxyl 40 stearate
Sodium methyl hydroxybenzoate (E219)
Sodium propyl hydroxybenzoate (E217)
Citric acid anhydrous
Sodium citrate
Acesulfame potassium
Sodium cyclamate
Propyl gallate
Citrus flavour
Anise oil
Purified water

Side Effects

While Beechams All in One Cold and Flu Syrup is generally well-tolerated, it may trigger specific side effects in certain individuals. Common side effects include:
Restlessness or nervousness
Difficulty sleeping
Should any of these side effects become pronounced or persist, discontinuing the use of the syrup and seeking consultation with a healthcare professional is recommended. This precautionary approach ensures your well-being during treatment.


Before commencing use of Beechams All in One Cold and Flu Syrup, it is imperative to be mindful of the following warnings:
Allergies: Individuals with known allergies to any of the ingredients or those who have experienced prior allergic reactions to cold and flu medications should abstain from using this syrup.
Medical Conditions: If you have underlying medical conditions, such as liver or kidney disease, high blood pressure, heart issues, or diabetes, it is advisable to consult your healthcare professional before initiating the use of this product.
Alcohol: Concurrent consumption of alcohol and Beechams All in One Cold and Flu Syrup should be avoided. The interaction between alcohol and the medication may heighten the risk of side effects and affect the medication's effectiveness. Prioritizing your safety entails abstaining from alcohol during the course of treatment.
Pregnancy and Breastfeeding: For individuals who are pregnant, planning pregnancy, or breastfeeding, consultation with a healthcare professional is crucial before utilizing this product. This precaution ensures that the medication is administered safely in alignment with your unique health circumstances.
Other Medications: Transparency regarding any other medications or supplements you may be taking is essential. Sharing this information with your healthcare provider will enable them to assess potential interactions with the ingredients in Beechams All in One Cold and Flu Syrup.
Driving and Operating Machinery: It is important to note that this syrup may induce drowsiness or restlessness as side effects. Exercise caution when driving or operating heavy machinery, especially if you experience these side effects. Prioritizing safety during such activities is paramount.

Medically reviewed and published

  • This page was medically reviewed by Dr Sohaib Imtiaz, Clinical Lead on Oct 5, 2023, 2:30 pm

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Please read our FAQs page to find out more.

Can I mix Beechams All in One Cold and Flu Syrup with other medications?

It's generally advisable to avoid mixing this syrup with other medications to prevent potential interactions. If you are taking other medications, consult a healthcare professional for guidance.

What should I do if I accidentally take more than the recommended dose of Beechams All in One Cold and Flu Syrup?

If you unintentionally exceed the recommended dose, seek medical advice promptly. Overdosing can have serious health consequences.

Is Beechams All in One Cold and Flu Syrup suitable for individuals with diabetes?

Individuals with diabetes should consult their healthcare professional before using this syrup, as it contains ingredients that may affect blood sugar levels.

Can I take this syrup if I have a history of gastrointestinal problems, such as ulcers or gastritis?

If you have a history of gastrointestinal issues, it is recommended to consult a healthcare professional before using Beechams All in One Cold and Flu Syrup, as it contains active ingredients that may affect the stomach.

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