Evaluation of Testosterone Nasal Gel in Hypogonadal Boys
Hypogonadism
About this trial
This is an interventional other trial for Hypogonadism focused on measuring Paediatric
Eligibility Criteria
Inclusion Criteria:
ARM 1 (naïve patients): Participants who meet all of the following inclusion criteria will be eligible for participation in the study:
- Hypogonadal boys;
- Chronological age 12 to <18 years;
- No prior exposure to TRT;
- Prepubertal
- Parent/guardian and patient able to understand and provide signed informed consent;
ARM 2 (non-naïve patients): Participants who meet all of the following inclusion criteria will be eligible for participation in the study:
- Hypogonadal boys with a bone age of ≥13 years (a historical value within the last 12 months will be acceptable);
- Chronological age 12 to <18 years;
- Taking an existing TRT treatment dose;
- Tanner Stage ≥3
- Parent/guardian and patient able to understand and provide signed informed consent;
Exclusion Criteria:
ARM 1 (naïve patients) AND ARM 2 (non-naïve patients): Participants who meet any of the following criteria will be excluded from participation in the study:
- Any active allergic condition or presentation of symptoms including allergic rhinitis;
- An upper respiratory tract infection;
- Use of any form of intranasal medication delivery other than periodic short-term (less than 3 days) use of sympathomimetic decongestants, within the last 3 months;
- In the opinion of the Investigator, significant intercurrent disease of any type, in particular liver, kidney, heart disease, stroke, or psychiatric illness;
- History of pituitary or hypothalamic tumors or history of any malignancy excluding basal cell or squamous cell carcinoma of the skin curatively treated by surgery;
- History of nasal disorders, nasal or sinus surgery, nasal fracture within the previous 6 months or nasal fracture that caused a deviated anterior nasal septum surgery, mucosal inflammatory disorders, specifically Sjogren's syndrome;
- History of severe adverse drug reactions to testosterone therapies;
- Current treatment with other androgens (e.g., dehydroepiandrosterone [DHEA]), anabolic steroids, or other sex hormones;
- Treatment with estrogens, gonadotropin-releasing hormone (GnRH) agonists, or growth hormone within the previous 12 months;
- Treatment with drugs that interfere with the metabolism of testosterone, such as anastrozole, clomiphene, dutasteride, finasteride, flutamide, ketoconazole, spironolactone, or testolactone;
- Diabetes mellitus;
- Participation in any other research study during the conduct of this study or 30 days prior to the initiation of this study.
Sites / Locations
- University of Glasgow, Royal Hospital for ChildrenRecruiting
- Cambridge University Hospital's NHS Foundation TrustRecruiting
- Alder Hey Children's Hospital
Arms of the Study
Arm 1
Arm 2
Experimental
Experimental
Naive patients - ARM 1
Non-naive patients - ARM 2
TRT naïve subjects, Tanner Stage of 0, receiving Testosterone Nasal Gel [Natesto] - Single dose of 5.5 mg Natesto on Day 1 and a single dose of 11 mg Natesto on Day 2
TRT non-naïve subjects (have had prior testosterone treatment), Tanner Stage >/= 3, receiving Testosterone Nasal Gel [Natesto] - Single dose of 11 mg Natesto on Day 1. On Day 2, 11 mg dose of Natesto in the morning and 11 mg dose of Natesto 12 hours later