The product you're describing is likely Vicks Nyquil Cold & Cough Liquid 236ml Berry. This is a popular over-the-counter medication designed to provide relief from the symptoms of colds and flu, particularly cough and congestion.

Key features and benefits:

• Multi-symptom relief: Helps relieve cough, congestion, headache, and fever.
• Nighttime formula: Designed to help you sleep through the night.
• Berry flavor: Contains a pleasant berry flavor.
• Easy to take: The liquid form is easy to swallow.

Typical ingredients:

• Acetaminophen: A pain reliever and fever reducer.

• Dextromethorphan: A cough suppressant.

• Phenylephrine: A nasal decongestant.  

How to use:

• Follow directions: Always read and follow the instructions on the product label.
• Consult a doctor: If symptoms persist or worsen, consult a healthcare professional.

Important considerations:

• Alcohol content: Vicks Nyquil Cold & Cough Liquid contains alcohol. Avoid driving or operating machinery while taking this medication.
• Drug interactions: This medication may interact with other drugs you are taking. Consult a pharmacist or doctor for more information.
• Pregnancy and breastfeeding: If you are pregnant or breastfeeding, consult a doctor before taking Vicks Nyquil.