Semax 5 mg is a regulatory peptide used for cognitive enhancement and neuroprotection. It is formulated as a subcutaneous injection. It works by upregulating BDNF (brain-derived neurotrophic factor), modulating dopamine/serotonin and reducing oxidative stress. Semax is used for stroke recovery, ADHD (Attention deficit hyperactivity disorder), memory issues, and anxiety.
Key Features
| About | |
| Drug Class | Peptide drug, Nootropics |
| Subclass | Synthetic ACTH 4-10 fragment analog |
| Semax 5 mg | |
| Composition | Active ingredient:
Inactive ingredients:
|
| Pack Size | 1 vial |
| Dosage | 5 mg |
| Manufacturer | Zycare peptide science |
| Shelf Life | Two years when stored refrigerated and unopened |
| Usages | Stroke, TBI, Cognitive disorders, asthenia, optic nerve atrophy, ADHD and Fatigue |
| Country of Origin | India |
How does Semax 5 mg work?
- It increases BDNF (Brain-derived Neurotrophic Factor) and NGF (Nerve Growth Factor) increasing brain growth factors that improve neuroplasticity, memory, and neuron repair.
- It modulates dopamine and serotonin, increasing focus, motivation, and mood by upregulating key neurotransmitter systems without a stimulant crash.
- It acts on melanocortin receptors, reducing anxiety and stress by modulating the HPA axis, and it also has anti-inflammatory effects in the brain.
- It may lower oxidative stress and protect neurons, which is the main reason it is used in stroke recovery.
Usage
- It is used in cognitive enhancement and in fatigue.
- It can be used in dealing with ADHD (Attention deficit hyperactivity disorder) and anxiety.
- It is used as a nootropic.
Dosage
- It is given as a subcutaneous injection at the dose prescribed by a healthcare provider.
- It can be taken in the morning and in early afternoon, but avoid taking it during late evening since it has an alertness-promoting effect.
How to use Semax 5 mg?
- Wash your hands thoroughly and clean the vial stopper with an alcohol swab.
- Draw the prescribed dose into a sterile syringe.
- Clean the injection site (such as the abdomen or thigh) with an alcohol swab and let it dry.
- Pinch the skin, insert the needle, and inject the dose slowly under the skin.
- Withdraw the needle, dispose of it in a sharps container, and rotate injection sites with each dose.
Side effects
- Injection site redness
- Burning sensation at the injection site
- Mild injection site irritation
- Headache
- Mild anxiety
- Insomnia
- High blood pressure
- Skin rash
Interactions
- The stimulants like caffeine, amphetamines, and modafinil may increase the risk of overstimulation and anxiety.
- Medicines used for anxiety and to encourage relaxation and sleep, like benzodiazepines, may work differently. Semax may reduce their effectiveness.
- MAOIs (monoamine oxidase inhibitors) may increase the risk of serotonin syndrome.
Pharmacokinetics
- Semax 5 mg has an onset of action of 5-15 minutes and may reach its peak effect within 20-60 minutes.
- The half-life is approximately 20 minutes in blood, but CNS effects last 4-6 hours due to gene expression changes.
- Metabolites get cleared by renal excretion.
Precautions
- Pregnant and breast-feeding women should avoid using any such medications.
- People with a prior medical condition such as psychosis, anxiety, hypertension, or bipolar disorder should avoid this medication.
- In the condition of cardiac issues or high blood pressure, it can cause anxiety.
Conclusion
The 5 mg dose of Semax is a synthetically produced ACTH (adrenocorticotropic hormone) 4-10 analog that helps protect neurons and improves brain function. It may not work via metabolic factors such as GLP-1, but it can help people focus, remember, deal with stress and recover from strokes. It increases BDNF (brain-derived neurotrophic factor), changes the levels of dopamine and serotonin, and reduces inflammation. Side effects can include skin rash, headache, mild anxiety, trouble sleeping, high blood pressure, and burning feeling. These side effects are different for each person and you should see a medical professional before taking any of these drugs.
FAQs
- What is Semax 5 mg used for?
Semax is a neuroprotective and cognitive enhancer used in stroke recovery, ADHD (Attention Deficit Hyperactivity Disorder), memory issues, and anxiety. - How does Semax 5 mg work?
Semax 5 mg works by increasing BDNF (Brain-derived Neurotrophic Factor) expression, modulating dopamine and serotonin, and reducing oxidative stress. - What are the possible side effects of Semax 5 mg?
The possible side effects of Semax 5 mg include dryness, burning sensation, mild nasal irritation, headache, mild anxiety, insomnia, high blood pressure, and skin rash. - Who should avoid using Semax 5 mg?
Pregnant and breastfeeding women, and people with a history of psychosis, cardiac issues, high blood pressure, anxiety, or bipolar disorder, should avoid using Semax 5 mg. - How fast does Semax 5 mg work?
It may reach peak plasma concentration in just 1-2 hours.
Note: This information on Semax Peptide is for educational or research purposes only.









Amensharp –
its a relaible product which works fine
Emma Wilson –
I tried Semax mainly because of its reputation for cognitive enhancement. What stood out to me was its ability to improve concentration and mental organization.
Sianne Anderson –
On days when I have a lot to get through, I sometimes feel mentally tired before I’m finished. With Semax, I felt a little more switched on and capable of staying with my tasks.
Shaun Reed –
The packaging was quite good and I have to appreciate the customer service that they offer.
Andrew Simon –
From placing the order to receiving the package, the process was pretty straightforward. The discreet packaging was a nice touch, and customer service was responsive when I needed help.
Kate Atkinson –
I work on projects that require a lot of attention to detail. I found Semax particularly interesting during these periods because I felt more attentive and less prone to drifting away from the task.
Jennifer Adams –
I wouldn’t describe the experience as dramatic. For me, it was more about a subtle sense of focus and mental clarity that I noticed during demanding tasks.