Description
Sildigra 100 (Sildenafil 100mg): Uses and Complete Guide
If you are prescribed Sildenafil Citrate, you may notice different brand names available. Sildigra 100 mg tablets contain 100 mg of Sildenafil Citrate, a phosphodiesterase-5 (PDE5) inhibitor. It provides a bioequivalent option for managing erectile dysfunction under medical supervision.

Scientific Salt Consistency
| Attribute | Sildigra 100 | Viagra |
|---|---|---|
| Active Ingredient (Salt) | Sildenafil Citrate | Sildenafil Citrate |
| Strength | 100 mg | 100 mg |
| Chemical Class | PDE5 Inhibitor | PDE5 Inhibitor |
| Bioequivalence | Bioequivalent | Reference Drug |
| Therapeutic Effect | Improves blood flow | Improves blood flow |
Mechanism of Action
Smooth muscle within penile blood vessels is relaxed by Sildenafil Citrate by inhibiting the PDE5 enzyme during sexual stimulation. Your doctor will explain how Sildenafil Citrate inhibits the PDE5 enzyme. Consequently, penile tissue receives greater blood flow during sexual stimulation. Without physical arousal, however, an erection will not occur.
Clinical Uses
- It is indicated for the effective treatment of erectile dysfunction in adult men under clinical supervision.
- Improving erectile response when taking Sildenafil Citrate under medical supervision.
Medicine Interactions
Sildenafil interacts with nitrates and alpha-blockers, creating a risk of severe hypotension.
Common side effects include mild headaches or flushing, while serious effects require immediate reporting via the MHRA Yellow Card Scheme.
Safety Information
| Category | Details |
|---|---|
| Common Side Effects | Headaches and facial flushing |
| — | Indigestion and nasal congestion |
| Serious Side Effects | Chest pain or sudden vision loss |
| — | Priapism — a painful erection persisting for more than four hours |
Report any adverse reactions via the MHRA Yellow Card Scheme.
Safety Advice
Liver
Patients with severe liver impairment must consult a doctor. Dose adjustments for Sildenafil Citrate may be required.
Kidney
Renal impairment can affect drug clearance. Your doctor will determine if a lower dose is necessary.
Alcohol
Excessive alcohol intake reduces erectile performance. You may also be more prone to dizziness and drops in blood pressure.
Driving
Sildenafil Citrate can cause dizziness or visual disturbances. Should these symptoms be experienced, driving should be avoided.
Pregnancy
Sildigra 100 is strictly indicated for adult males. It is not licensed for use in females or during pregnancy.
Breastfeeding
This medicine is not indicated for women. It must not be taken whilst breastfeeding.
Accessing Treatment Responsibly
Always source treatments via regulated UK prescription pathways. Always complete a prescription verification process with a clinician.
Never attempt to bypass prescription controls or self-medicate.
Frequently Asked Questions
Q: What is Sildigra 100?
A: Sildigra 100 is a prescription medicine containing 100mg of Sildenafil Citrate for erectile dysfunction.
Q: Is Sildigra 100mg too strong?
A: The 100mg dosage is the maximum recommended strength. This particular strength may not suit every man, and in some cases could raise the likelihood of side effects. A doctor will assess your ideal dosage.
Q: How long does it take for 100 mg of sildenafil to kick in?
A: Within 30 to 60 minutes of being taken, Sildenafil usually begins to work. Heavy or high-fat meals, however, can delay its absorption, meaning faster results are achieved when it’s taken on an empty stomach.
Q: Is Sildigra the same as Viagra?
A: Yes, both contain the active salt Sildenafil Citrate in identical strengths. Viagra is the original UK brand name, whilst Sildigra is a generic alternative with equivalent medical effects.
Q: How long does 100mg of sildenafil usually last?
A: Sildenafil 100mg typically remains active in your body for four to five hours. The therapeutic effect gradually wears off as your body processes and clears the active medicine.
Conclusion
Containing Sildenafil Citrate, a widely used treatment for erectile dysfunction, Sildigra 100 offers a more affordable route to therapy. By enhancing blood supply to the penile region during sexual stimulation, this medicine helps men to attain and maintain an erection.
References and Data Sources
- NICE Clinical Guidelines: https://www.nice.org.uk/indicators/ind106-diabetes-advice-for-erectile-dysfunction
- NHS Health A-Z: https://www.nhs.uk/medicines/sildenafil-viagra/
Medical Disclaimer
This content is for educational purposes only. It does not replace clinical advice from a qualified healthcare professional.






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