Pen ON Syrup 200.0 ml in 1 bottle

Last Updated: December 13th, 2025

Pen ON Syrup is a product of Alkem Laboratories Ltd

Composition: Cyproheptadine (NA)

Pack of 200 ml

₹ 50.63

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Limited Stock

All Details About Pen ON Syrup

Find out detailed description, uses, directions of use, side effects, warnings and precautions, frequently asked questions about Pen ON Syrup

Description:

Pen ON Syrup belongs to a group of medicines called antihistamines. It is used in the treatment of various allergic conditions. It relieves symptoms of inflammation as well as itching, swelling and rashes. It is also used to treat loss of appetite (need for food). It is an effective hunger stimulant.

Pen ON Syrup can be taken with or without food and it is better to take it in a dose and duration as advised by the doctor. You may need this medicine only on days you have symptoms, or you may need to take it every day to prevent symptoms from happening. If you stop taking it earlier than advised, your symptoms may come back. This medicine is generally very safe.

This medicine may cause some amount of dizziness, so do not drive or do anything that needs attention. Consult your doctor if it persists or worries you. It may cause a headache in some cases. Earlier taking it, you should tell your doctor if you have any problems with your liver or kidneys or with your heart. Avoid drinking alcohol as it can cause excessive drowsiness with this medicine.

Uses:

Directions For Use:

Take this medicine in the dose and duration as advised by your doctor. Check the label for directions before use. Measure it with a measuring cup and take it by mouth. Shake well before use. Pen ON Syrup may be taken with or without food.

Side Effects:

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Ordinary side effects of Pen ON

Impaired coordination
Dizziness
Headache
Sleepiness

Warning & Precautions:

Alcohol

CAUTION

Alcohol should be used with caution while taking Pen ON Syrup.

Pregnancy

SAFE IF PRESCRIBED

$med_name is generally considered safe to use during pregnancy. Animal studies do not indicate harmful effects. However, there are limited human studies.

Breast feeding

UNSAFE

Pen ON Syrup is unsafe to use during breastfeeding. Data suggests that the drug may cause toxicity to the baby.

Driving

UNSAFE

Pen ON Syrup may decrease alertness, affect your vision, or make you feel sleepy and dizzy. Do not drive if these symptoms occur.

Kidney

CAUTION

Pen ON Syrup should be used with caution in patients with kidney disease. Dose adjustment may be needed.

Liver

CAUTION

Pen ON Syrup should be used with caution in patients with liver disease. Dose adjustment may be needed.

FAQs:

What is Pen ON Syrup used for?

Pen ON Syrup is mainly used to treat allergy symptoms, such as sneezing, a runny nose, itchy eyes, and hives. It can also help with skin reactions like urticaria, and it is sometimes used to support appetite by stimulating hunger.

Is Pen ON Syrup safe for children?

Pen ON Syrup should not be given to children under 2 years old, as it can cause serious side effects. In children aged 2 years and above, it may be used cautiously but only under a doctor's supervision, due to the risk of excitability or drowsiness.

Can I take Pen ON Syrup if I have glaucoma or prostate problems?

No, Pen ON Syrup is not recommended for people with glaucoma (angle-closure), enlarged prostate, or bladder issues, as it may worsen these conditions. Forever tell your doctor about existing health problems before using Pen ON Syrup.

Does Pen ON Syrup make you sleepy?

Affirmative, Pen ON Syrup causes drowsiness in many people, especially during the first few days of use. You should avoid driving or operating machinery until you know how the medication affects you.

Is Pen ON Syrup addictive or habit-forming?

Pen ON Syrup is not addictive or habit-forming, but it should be taken exactly as prescribed. Do not increase the dose or frequency without your doctor's advice.

Who should avoid taking Pen ON Syrup?

People with severe liver disease, urinary retention, stomach ulcers, or who are currently using MAO inhibitors (a type of antidepressant) should not use Pen ON Syrup. It is also not suitable for the elderly with cognitive decline, due to increased risk of confusion.

Can Pen ON Syrup help increase appetite or weight?

Affirmative, Pen ON Syrup is sometimes used to stimulate appetite, especially in people who are underweight or have conditions causing loss of appetite. However, this should only be done under medical supervision to avoid unwanted side effects.

Written by:
Dr. T. Sharmila Krishna
M.B.B.S., MD (Biochemistry)

Reviewed by:
Dr. Sureshbabu Yadav
M.B.B.S., DIP.DIAB, F.R.S.H

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