21

posted by DavePT_CT 3d ago

What not to mix with sermorelin?

What not to mix with sermorelin? I have a client coming in for patellar tendon rehab who mentioned his anti-aging clinic just put him on sermorelin. The issue is he is currently on a course of oral corticosteroids for an asthma flare. From a scope of practice and liability standpoint, I told him to hold off on starting anything new until his prescribing physician reviews the combination. In my intake screens, it depends on what else a client is taking. What specific medications or endocrine issues directly blunt sermorelin or cause bad interactions?

Always be great.

9 comments

Add a comment

Sign in to join this conversation.

Mod_HelenMadison, WI9 points3d ago
Friendly reminder to keep replies focused on general pharmacological mechanisms and documented contraindications. No one here can evaluate individual medical cases or alter medication plans.

Read the pinned rules. They are short.

LashaunDNew York, NY7 points3d ago
From a public health and clinical perspective, corticosteroids like prednisone are one of the primary contraindications to keep in mind. Glucocorticoids actively suppress the pituitary gland's natural release of growth hormone, which essentially neutralizes what sermorelin is designed to stimulate. Another significant interaction occurs with oral estrogens, which can increase hepatic resistance to IGF-1 and limit the downstream systemic response. Additionally, untreated thyroid conditions like hypothyroidism must be stabilized first, as sluggish thyroid function dampens pituitary responsiveness. Any client on blood glucose management medications like insulin also needs strict medical oversight, because growth hormone secretagogues can alter insulin sensitivity over time.

Move well. Breathe first.

tendon_tinkerAustin, TX4 points3d ago
Here is what my notes and reference spreadsheets show on sermorelin blunting factors: 1. Corticosteroids: Direct blunting of growth hormone output. 2. Untreated hypothyroidism: Low T3/T4 reduces pituitary responsiveness. 3. Insulin or sulfonylureas: Requires tight glucose tracking due to shifts in insulin sensitivity. For my own tendon rehab, getting my sleep hygiene dialed in paid off far more than any secretagogue trial.

Measure it or it did not happen.

CoachTerrellAtlanta, GA8 points3d ago
If he is on an active course of oral steroids, his connective tissue loading capacity is already compromised. Sermorelin is not going to magically override systemic inflammation or tendon weakness while he is in an active flare. Get the physician clearance, but focus your screen on tolerable isometric loading first. Peptides are a footnote when tissue tolerance is low.

You cannot inject your way out of a bad program.

GretchenCRaleigh, NC6 points3d ago
Don't forget basic habits! Heavy alcohol near bedtime completely disrupts slow-wave sleep, which is when your body naturally releases growth hormone anyway.

Flourish, then fit.

RGoochFitnessNew Orleans, LA2 points2d ago
With my nursing background, the big red flag is insulin or sulfonylureas. Secretagogues alter glucose tolerance, so mixing them without blood sugar tracking is asking for trouble.

Slow and steady heals.

DreTheTrainerNew York, NY2 points2d ago
People love looking for chemical stacks before fixing baseline habits. If sleep, daily protein, and step count aren't locked in, no peptide is going to make up the difference.

Better body, better habits.

JSJohnson_ForceLos Angeles, CA6 points2d ago
Systemic corticosteroids weaken tendon structure to begin with. Trying to out-inject a steroid course with GHRH peptides is poor tactics. Clear it with his doctor and keep the movement conservative.

Discipline is the shortcut.

DavePT_CTHamden, CT1 points2d ago
That aligns with my liability concerns regarding the corticosteroid blunting and glucose tolerance shifts. I will document the physician consult requirement in his intake file and keep him strictly on isometric tendon loading until his MD clears the protocol.

Always be great.