Diphenhydramine Hcl, Phenylephrine, Paracetamol

Diphenhydramine HCl: Diphenhydramine HCl is an antihistamine that relieves symptoms of allergy, hay fever, and the common cold. It works by blocking the action of histamine, a substance in the body that causes allergic symptoms. Phenylephrine: Phenylephrine is a decongestant that shrinks blood vessels in the nasal passages. It is used to treat nasal and sinus congestion. Paracetamol: Paracetamol (acetaminophen) is a pain reliever and fever reducer.

Indications

Diphenhydramine HCl: It is used to relieve symptoms of allergy, hay fever, and the common cold. It may also be used to treat insomnia and motion sickness. Phenylephrine: Relief of nasal congestion due to the common cold, hay fever, or allergies. Paracetamol: Used to treat mild to moderate pain and to reduce fever.

Dosage

Diphenhydramine HCl: The dosage varies based on age and medical condition. Always follow the prescribed dosage by a healthcare professional. Phenylephrine: Follow the recommended dosage provided by a healthcare professional. Avoid exceeding the recommended dose. Paracetamol: Follow the recommended dosage provided by a healthcare professional. Avoid exceeding the recommended dose to prevent liver damage.

Contra-Indications

Diphenhydramine HCl: Avoid in patients with known hypersensitivity to diphenhydramine or other antihistamines. Phenylephrine: Contraindicated in patients with severe hypertension, coronary artery disease, and certain medical conditions. Avoid use in pregnancy without medical advice. Paracetamol: Contraindicated in patients with severe liver disease or allergy to paracetamol.

Special Precautions

Diphenhydramine HCl: Caution in patients with narrow-angle glaucoma, urinary retention, and respiratory conditions. Avoid alcohol and sedatives during use. Phenylephrine: Monitor blood pressure, and use with caution in patients with heart conditions. Avoid use with certain medications. Paracetamol: Avoid alcohol while taking paracetamol. Use caution in patients with liver conditions.

Side Effects

Diphenhydramine HCl: May cause drowsiness, dry mouth, blurred vision, and constipation. Serious side effects are rare but seek medical attention if they occur. Phenylephrine: May cause increased blood pressure, headache, and dizziness. Serious side effects are rare but seek medical attention if they occur. Paracetamol: Generally well-tolerated, but high doses can lead to liver damage. Seek medical attention if signs of an allergic reaction or liver problems occur.

Drug Interactions

Diphenhydramine HCl: Interacts with other antihistamines, sedatives, and medications that cause drowsiness. Consult a healthcare professional for potential drug interactions. Phenylephrine: Interacts with certain medications, including MAO inhibitors and other sympathomimetic drugs. Consult a healthcare professional for potential drug interactions. Paracetamol: Interacts with certain medications, including those that affect the liver. Consult a healthcare professional for potential drug interactions.