Quick Summary
Semafull 4mg Injection
Last updated on 19 Jun 2026 | 05:10 AM (IST)
₹1161
MRP: ₹1290
(You Save ₹129)
1 VIAL(s) OF 3ML
Semafull 4mg Injection
Salt Composition
SEMAGLUTIDEMarketer
NATCO PHARMA LTD
Prepaid Only. Non-Returnable.
10% OFF
₹1161
MRP: ₹1,290.00
Inclusive of all taxes
10% Off
Salt Composition
SEMAGLUTIDEMarketer
NATCO PHARMA LTD
Prepaid Only. Non-Returnable.
Dispatch: Today
Order In: 0h 0m 0s
0h 0m 0s
Order before timer ends to ensure your medicine is dispatched at...
Substitutes
Semabrex 4mg Injection
NATCO PHARMA LT...
₹ 290.25/injection
0% cheaper
Semanat 4mg Injection
NATCO PHARMA LT...
₹ 290.25/injection
0% cheaper
Sundae 4mg Injection Vial
ERIS LIFESCIENC...
₹ 291.50/injection
1% costlier
GLIPIQ 4mg Injection
GLENMARK PHARMA...
₹ 292.50/injection
1% costlier


Introduction
Semafull 4mg Injection is a once-weekly injectable treatment used to support effective, sustainable weight management in adults. It contains semaglutide, a GLP-1 receptor agonist that mimics a natural hormone involved in appetite regulation and food intake. One of the key benefits of Semafull 4mg Injection is that it helps you feel full sooner and stay satisfied longer, which supports healthier eating habits and portion control. Due to these effects, weight loss with Semafull 4mg Injection is often observed when the medication is combined with a balanced diet and regular physical activity.
This treatment is commonly recommended for individuals who are overweight or living with obesity, particularly those who also have associated conditions such as type 2 diabetes, high blood pressure, or high cholesterol. While Semafull 4mg Injection is not a rapid solution, it plays an important role in long-term weight management when used consistently and under medical supervision. Your doctor will guide you on the correct dosage and instructions for Semafull 4mg Injection based on your health profile and treatment goals.
Before starting therapy, it is important to consult a healthcare professional who will evaluate your medical history, suitability, and expectations from treatment. Patients may also want to discuss practical aspects, such as the semafull 4 mg price or semafull 4mg injection price in India, along with availability, as part of their overall treatment planning.
Uses
Semafull 4 mg uses are :
Long-term weight management in adults with obesity (BMI of 30 or more).
Weight management in adults with a BMI of 27 or more who also have weight-related health issues like type 2 diabetes, high blood pressure, or high cholesterol.
How Semafull 4mg Injection Works
Semafull Injection supports weight loss by mimicking natural hormones that regulate hunger. As a GLP-1 medication, it sends signals to your brain that you are full, helping you feel satisfied after smaller meals. It also slows the movement of food through your stomach, prolonging fullness and reducing cravings.
Semafull Injection influences GIP, another hormone involved in metabolism, which can help improve how your body handles nutrients and supports weight management.
Using a GLP-based approach, such as Semafull Injection, provides consistent appetite control over time. Results appear gradually, allowing you to eat less without feeling deprived, which is essential for sustainable, long-term weight loss.
Interaction of Semafull 4mg Injection with other drugs
Before starting Semafull Injection, tell your doctor about all the medicines, supplements, or herbal products you're taking. Some combinations can cause serious side effects, especially affecting your blood sugar, blood pressure, or digestion.
Watch out for interactions with:
Insulin or diabetes pills (like glimepiride or glipizide): These can lower your blood sugar too much when combined with Semafull Injection.
Blood thinners (like warfarin): You may need extra monitoring, as weight loss can change how this medicine works.
Thyroid medication (such as levothyroxine): Rapid weight loss may affect your thyroid levels.
Water pills (diuretics): Combined weight and water loss can lead to dehydration or low blood pressure.
Birth control pills: Semafull Injection might change how well these work if you get nauseous or vomit often.
Also, avoid taking other weight-loss drugs or similar injections unless your doctor says it's okay.
Storage Conditions
Store your pen in the fridge (not the freezer), it should be kept between 2°C and 8°C.
If you forget a dose, take it within 5 days. If it’s been longer than 12 hours, skip that dose and stick to your regular schedule.
Never take two doses at once to make up for a missed one.
Signs of overdose (like severe nausea or vomiting) need medical attention right away.
Always keep the pen out of children’s reach and don’t share it, even if the needle is changed.
How to Use Semafull 4mg Injection
Semafull 4mg Injection, a GLP-1–based medication, is administered once weekly as a subcutaneous injection. You can inject it into your stomach, thigh, or upper arm; just rotate injection sites to avoid irritation. It can be taken with or without food.
For consistent results, use it on the same day each week. Your doctor or nurse will guide you on how to use this injection pen safely, ensuring proper technique and effectiveness.
Safety advice
Pregnancy
Semafull 4mg Injection is not safe during pregnancy. If you're planning to get pregnant, you'll need to stop this medication at least 2 months before trying.
Breast Feeding
If you are breastfeeding, consult your healthcare provider before using Semafull 4mg Injection, as its efficacy and safety in breastfeeding are unknown.
Lungs
Semafull 4mg Injection doesn’t directly affect your lungs. If you have asthma or another lung issue, it’s still safe, but your doctor should be in the loop.
Liver
People with liver issues may still be able to take Semafull 4mg Injection, but some extra care and monitoring might be needed.
Alcohol
Drinking alcohol while using Semafull 4mg Injection can increase your risk of stomach issues or low blood sugar, especially if you’re diabetic.
Driving
Semafull 4mg Injection doesn’t usually affect your ability to drive. But if you feel dizzy, tired, or unwell after the shot, skip driving that day.
Side Effects
Semafull 4mg Injection causes some side effects like all medications, although not everyone will experience them. Semafull 4mg injection side effects are:
Common side effects:
Nausea
Vomiting
Constipation or diarrhoea
Tiredness
Headache
Indigestion
Bloating or gas
Serious side effects (get medical help if you notice these):
Severe stomach pain or signs of pancreatitis
Gallbladder issues (like pain in your upper belly or yellowing of the skin)
Signs of kidney problems (such as less urination or swelling)
Fast heart rate
Allergic reactions (rash, itching, swelling, trouble breathing)
Expert Tips
Stick to a Weekly Routine: Take Semafull 4mg Injection on the same day each week. Use phone reminders or calendar alerts to avoid missing a dose.
Rotate Injection Sites: To prevent skin irritation or lumps, inject into different spots on your abdomen, thigh, or upper arm each time.
Manage Nausea Smartly: Eat small, balanced meals and avoid greasy or high-fat foods. This can help reduce nausea and improve digestion.
Stay Hydrated: Drink plenty of water throughout the day to prevent dehydration, especially if you experience nausea, vomiting, or diarrhoea.
Watch for Warning Signs: If you notice severe stomach pain, vomiting, or signs of an allergic reaction, seek medical help immediately. These could be signs of serious side effects, such as pancreatitis.
FAQs
Q1.
What is Semafull 4mg Injection used for?
Semafull 4mg Injection is used to help adults lose weight and keep it off. It’s meant for people who are overweight or obese and may have health issues like high blood pressure or type 2 diabetes. This dose is the starting point in the treatment plan to help your body get used to the medication.
Q2.
When will I start seeing results with Semafull Injection?
Some people feel less hungry within the first week or two. Real weight loss usually becomes noticeable after a month or more, especially as your dose increases and you stick to healthy eating and exercise habits.
Q3.
Can I take Semafull Injection with other weight-loss medicines?
Generally, you should not combine Semafull Injection with other weight-loss drugs or injections unless your doctor approves. Mixing treatments could lead to unwanted side effects or interactions.
Q4.
What should I do if I miss a Semafull Injection?
If you miss a dose, take it within 5 days of the missed day. If it’s been more than 5 days, skip that dose and wait until your next scheduled one. Don’t double up. Set reminders so you don’t forget next time!
Q5.
Is Semafull Injection a GLP-1 medication, and how does it work?
Yes, Semafull Injection is a GLP-1 receptor agonist. It works by mimicking a natural hormone in your body that helps regulate appetite and blood sugar levels. This helps you feel full sooner, eat less, and reduce cravings, which supports gradual and sustainable weight loss.
Fact Box
Molecule name | Semaglutide |
Therapeutic class | Weight management medicine |
Pharmacological class | GLP-1 receptor agonist |
Indications | Long-term weight loss in adults with obesity or overweight with related health problems |
References
Novo Nordisk Inc, FDA Food and Drug Safety Administration [September 20, 2019] [Accessed date 18th August 2023], https://www.accessdata.fda.gov/drugsatfda_docs/label/2024/209637s032lbl.pdf
Disclaimer
MrMed’s primary intention is to ensure that its consumers get information that is reviewed by experts, accurate and trustworthy. The information and contents of this website are for informational purposes only. They are not intended to be a substitute for professional medical advice, diagnosis, or treatment. Please seek the advice of your doctor and discuss all your queries related to any disease or medicine. Do not disregard professional medical advice or delay in seeking it because of something you have read on MrMed. Our mission is to support, not replace, the doctor-patient relationship.
Did you find this information helpful?
Author Details

Written By
Dr. Vikas B S
Pharm D

Reviewed By
Dr. Tejashwin Adiga
MBBS
Last updated : 19 Jun 2026 | 05:10 AM (IST)

Want to know more?
Read Our Editorial Policy










