
Hyperhidrosis Treatment Explained
01How Botulinum Toxin Treats Excessive Sweating
Excessive sweating is caused by overstimulation of the eccrine sweat glands by nerves in the autonomic nervous system. Botulinum toxin works by temporarily blocking the chemical signals that activate these sweat glands. Once injected, it reduces sweat production in the treated area while preserving normal function elsewhere.
This approach allows patients to experience substantial relief, often with effects lasting several months, without affecting overall body temperature regulation.
Dr. Harry’s advanced knowledge of anatomy ensures that every treatment is accurately targeted, especially in complex or sensitive areas such as the hands, feet, or face. His method ensures the best outcomes while maintaining comfort and natural movement.
02Treatment Areas and Clinical Approaches
Underarm Hyperhidrosis
Excessive underarm sweating is one of the most common and distressing forms of hyperhidrosis. It can affect daily clothing choices, personal comfort, and professional confidence.
Treatment involves small, carefully placed injections across the underarm area to block sweat gland activity. Most patients experience an 80–90% reduction in sweating, with results typically lasting 6 to 12 months. The improvement in comfort and quality of life is often immediate and dramatic.
Palmar Hyperhidrosis (Hands)
Sweating of the palms can interfere with everyday activities like writing, handshaking, or using devices. It may also lead to significant social anxiety.
Treating the hands requires careful injection into specific muscle and skin layers, avoiding key nerves and vessels. Dr. Harry uses advanced techniques to minimise discomfort while delivering effective results. While this area may require more preparation, patients often report a dramatic improvement in function and confidence within 1 to 2 weeks.
Plantar Hyperhidrosis (Feet)
Excessive sweating on the soles of the feet can cause persistent discomfort, odour, and problems with footwear.
Treatment in this area involves deeper injections due to the thickness of the skin and unique anatomy. While slightly more uncomfortable than underarms, the improvement in symptoms and hygiene is well worth it, helping patients feel more comfortable and confident in daily life.
Facial Hyperhidrosis
Sweating of the face, particularly the forehead, nose, or upper lip, is both highly visible and emotionally distressing.
Facial treatment requires exceptional precision. Dr. Harry takes great care to maintain natural facial movement and expression while achieving effective sweat reduction. His extensive anatomical knowledge allows him to treat even small areas with confidence and safety.
03Diagnostic Mapping with Starch-Iodine Testing
Before treatment, Dr. Harry may use a starch-iodine test, a simple yet highly effective diagnostic technique that maps the exact location and intensity of sweat gland activity. This allows for a tailored injection plan that targets only the areas in need, improving both efficiency and treatment outcomes.
This visual mapping ensures no gland is missed and provides reassurance that the treatment is completely customised to the patient’s pattern of sweating.
04Comfort and Patient Experience
While hyperhidrosis treatment involves injections, Dr. Harry prioritises patient comfort at every stage. In more sensitive areas such as the hands or feet, numbing creams, cooling techniques, or vibration distraction devices may be used to reduce discomfort.
The treatment itself is quick, usually completed within 30 to 45 minutes, and there is no downtime. Patients can resume normal activities the same day, with noticeable reduction in sweating within the first week and full effect by two weeks.
05Life-Changing Results Beyond Physical Relief
Hyperhidrosis isn’t just a physical condition, it has profound emotional and psychological effects. Treatment often results in:
Increased confidence in social settings
Freedom to wear chosen clothing without fear of stains
Improved performance and comfort in professional environments
Relief from anxiety associated with physical contact or public speaking
Improved sleep and peace of mind
Many patients describe the result as life-changing, no longer having to worry about damp palms, stained shirts, or the constant fear of being seen as unhygienic.
06Long-Term Management and Maintenance
While hyperhidrosis treatment with botulinum toxin is highly effective, it is not permanent. Most patients require maintenance treatments every 6 to 12 months, depending on the treatment area and individual response.
Dr. Harry provides a personalised plan for each patient, ensuring results are maintained while avoiding overtreatment. Regular reviews help monitor effectiveness and adjust timing, dosage, or areas treated as needed.
Ongoing support is part of Dr. Harry’s commitment to long-term patient care.





