Description Indication Benylin 4 Flu is indicated for the relief of symptoms associated with colds and flu, including: Fever Nasal congestion Aches and pains Cough Sneezing Runny nose Dosage The typical dosage for adults and children over 12 years is: Syrup: Follow the instructions on the packaging or as directed by a healthcare professional Side Effects Common side effects may include: Drowsiness Dizziness Dry mouth, nose, or throat Nausea Headache Insomnia (difficulty sleeping) Nervousness or restlessness Precautions Avoid alcohol: Alcohol can increase the sedative effects of diphenhydramine. Medical conditions: Consult a doctor if you have conditions like high blood pressure, heart disease, diabetes, thyroid disorders, or glaucoma. Pregnancy and breastfeeding: Seek medical advice before using this medication.
