Zendryl 25mg Capsule

Introduction

Zendryl is a medication that contains diphenhydramine as its active ingredient. It is available in capsule form and is commonly prescribed by healthcare professionals.

Uses

Zendryl is primarily used to relieve symptoms associated with allergies, such as sneezing, itching, watery eyes, and runny nose. It can also be prescribed to manage symptoms of the common cold, hay fever, or other respiratory allergies.

Dosage and Administration

follow the dosage instructions provided by your healthcare professional or as indicated on the medication label. Zendryl is usually taken orally with a glass of water.

The recommended dosage for adults and children 12 years and older is 25 to 50 milligrams every 4 to 6 hours, not exceeding 300 milligrams in a 24-hour period. For children 6 to 11 years old, the recommended dosage is 12.5 to 25 milligrams every 4 to 6 hours, not exceeding 150 milligrams in a 24-hour period.

Please note that dosages may vary depending on the individual’s medical condition, age, and other factors. Consult with your healthcare professional for the appropriate dosage for your specific situation.

Mechanism of Action

Diphenhydramine, the active ingredient in Zendryl, belongs to a class of medications called antihistamines. It works by blocking the effects of histamine, a substance produced by the body during an allergic reaction. By blocking histamine, diphenhydramine helps to alleviate the symptoms of allergies.

Side Effects

Common side effects may include drowsiness, dizziness, dry mouth, blurred vision, and constipation. These side effects are usually mild and subside as your body adjusts to the medication.

However, if you experience any serious side effects such as difficulty breathing, chest tightness, rapid heartbeat, or swelling of the face, lips, tongue, or throat, seek immediate medical attention.

Drug Interactions

Zendryl may interact with certain medications. Inform your healthcare professional about all the medications you are currently taking, including prescription, over-the-counter, and herbal products.

Some medications that may interact with Zendryl include other antihistamines, sedatives, tranquilizers, and monoamine oxidase inhibitors (MAOIs). These interactions can increase the risk of side effects or affect the effectiveness of the medications. Consult with your healthcare professional to ensure the safe use of Zendryl.

Precautions

Before taking Zendryl, inform your healthcare professional about any allergies, medical conditions, or medications you are currently taking. This medication may not be suitable for individuals with certain medical conditions, such as asthma, glaucoma, urinary retention, or an enlarged prostate.

Zendryl may also cause drowsiness and impair your ability to drive or operate machinery. Avoid activities that require alertness until you know how this medication affects you.

Additionally, the consumption of alcohol or other sedatives while taking Zendryl may increase the risk of drowsiness and other side effects. Avoid or limit the use of alcohol and other sedatives while using this medication.

Storage

Zendryl should be stored at room temperature, away from moisture and heat. Keep the medication in its original container and out of reach of children and pets. Do not use the medication if it has expired or if the packaging is damaged.

Patient Tips

• Take the medication as directed by your healthcare professional. Do not exceed the recommended dosage.
• If you forget to take a dose, take it as soon as you remember. However, if it is close to the time for your next dose, skip the missed dose and continue with your regular dosing schedule.
• Avoid consuming alcohol or using other sedatives while taking Zendryl, as it may increase drowsiness and other side effects.
• If you experience any unusual or persistent symptoms, or if your symptoms worsen, contact your healthcare professional.
• Store the medication in a cool, dry place, away from direct sunlight and moisture.
• Keep track of your medication supply and refill it in a timely manner to ensure uninterrupted treatment.

Please note that this description, as well as the other content on our website is for educational purposes only. We do not provide medical advice. For specific medical advices, diagnoses and treatment options you should consult with your doctor.

References

• Diphenhydramine: drowsy (sedating) antihistamine (NHS UK) [Accessed 1 Jun. 2024] (online) Available at:
• Benylin Chesty Coughs (Original) (Health Professionals SmPC) Available at:
• Diphenhydramine (Drugs.com) [Accessed 29 Jun. 2024] (online) Available at:
• allergy cream (diphenhydramine, zinc) 2 %-0.1 % topical (OTC) [Accessed 18 Jun. 2024] (online) Available at:
• Diphenhydramine (MedlinePlus) [Accessed 4 Jun. 2024] (online) Available at:
• Wolfson AR, Wong D, Abrams EM, Waserman S, Sussman GL. Diphenhydramine: Time to Move on? J Allergy Clin Immunol Pract. 2022 Dec;10(12):3124-3130. doi: 10.1016/j.jaip.2022.07.018. Epub 2022 Aug 20. [Accessed 14 Jun. 2024] Available at: