Compounded medication · Dispensed by a licensed 503A COMPOUNDING pharmacy · Prescribed only when clinically appropriate
Compounded medication
Dispensed by a licensed 503A compounding pharmacy
Prescribed only when clinically appropriate
Patient information
Side effects,
in plain language.
Possible side effects vary by medication, formulation, dose, and patient. Some are common during dose escalation and ease over time for many people; others can be serious. Understanding what to expect — and why it happens — can help you navigate treatment and know when to reach out to your care team.
Please review the Important Safety Information for warnings and the full list of risks.
Medication-specific information
What to expect, and why.
The frequencies below come from clinical trials of the FDA-approved injectable products (Wegovy for semaglutide and Zepbound for tirzepatide). They do not establish the adverse-reaction rates of any compounded formulation, which has not been reviewed or approved by the FDA. Some side effects are common during dose escalation; others can be serious. Always follow your prescription label and your provider's instructions. Read the Important Safety Information.
Semaglutide
GLP-1 Receptor Agonist · Once-Weekly Subcutaneous Injection
Semaglutide activates GLP-1 receptors throughout your body, including in your brain and digestive system. This is how it works therapeutically — but it also means your gut and appetite signals are adjusting to a new normal.
Quick reference
Starting dose
0.25 mg
Maximum dose
2.4 mg
Doses shown
FDA-approved injection reference
Doses shown reflect the FDA-approved injection products for reference. Your prescription label and provider instructions always control. Individual experience will vary.
Common side effects
These are the most frequently reported effects. Most are temporary, peaking in weeks 1–4 of a new dose and resolving over 4–8 weeks.
Other documented effects
Less common effects that have been reported. Discuss any concerns with your provider.
Dose titration guidance
Starting slow is the strategy.
Gradual dose titration is one of the most effective ways to reduce side effects for many patients. Your body adapts at each dose level, often over several weeks.
The schedules below reflect the labeling for the FDA-approved injectable products and are shown for reference only — they are not personal dosing instructions. Your actual dose, timing, and any changes are directed by your provider and your dispensing label.
Semaglutide schedule
Weeks 1–4
Initiation — your body begins adapting
Weeks 5–8
First escalation
Weeks 9–12
Continued titration
Weeks 13–16
Approaching therapeutic range
Week 17+
Maintenance dose (if tolerated)
You can always stay at a dose longer. There is no rush.
Tirzepatide schedule
Weeks 1–4
Initiation only — not a maintenance dose
Weeks 5–8
First therapeutic dose
Weeks 9–12
Continued titration
Weeks 13–16
Higher therapeutic range
Weeks 17–20
If needed and tolerated
Week 21+
Maximum dose (if tolerated)
Missed a dose? Follow the instructions on your dispensing label and confirm timing with your care team.
A dose you can comfortably maintain matters more than a higher one.
In a pooled analysis of the FDA-approved product, gastrointestinal side effects accounted for less than one percentage point of the additional weight loss seen with treatment — so weight loss does not appear to depend on experiencing side effects. For many patients, a dose you can comfortably maintain works better than a higher dose you can't tolerate. Your provider can help you find the right balance.
Your self-care toolkit
Four pillars of symptom management.
These general strategies work together to keep you comfortable and on track. They are educational starting points — your care team will tailor specific measures, doses, and any medications to you.
Gradual Dose Titration
Start at the lowest dose and increase slowly — at least 4 weeks at each step. If side effects are tough, hold the dose longer or step back. Never skip dose levels.
Why it matters
This is the most important strategy. Your body adapts gradually at each dose over several weeks — rushing bypasses this adaptation.
Eating Smart
Small meals, 5–6 times daily. Bland, easy-to-digest foods. Avoid fatty, fried, and spicy foods. Eat slowly. Stay upright 30+ minutes after eating.
Why it matters
Your stomach empties slower on these medications. Smaller meals mean less distension and less nausea. Bland foods are easier to process while your gut adjusts.
Hydration
Drink consistently throughout the day, and more during vomiting or diarrhea episodes. Keep electrolyte drinks on hand. Ask your care team what daily intake is right for you.
Why it matters
Staying hydrated helps protect your kidneys — not just comfort advice. Dehydration from GI side effects can lead to serious complications, and is often preventable.
Targeted Relief
For constipation: an osmotic laxative such as PEG 3350 and soluble fiber may help — check with your provider or pharmacist. For nausea: your provider may recommend anti-nausea medication if lifestyle measures are not enough.
Why it matters
Most GI symptoms respond to the first three pillars. When they don't, your provider can discuss additional options, including adjusting your dose, with you.
Emergency warning signs
When to seek immediate help.
These symptoms are rare, but recognizing them quickly matters. If you experience any of the following, take action immediately. Do not wait for your next appointment.
Symptom
Severe abdominal pain radiating to your back, often with vomiting
Possible pancreatitis
What to do
STOP your medication immediately. Go to the emergency room. Do NOT restart until cleared by your provider.
Symptom
Severe upper abdominal pain with fever, yellowing skin/eyes, clay-colored stools
Possible gallbladder disease
What to do
Seek urgent medical care immediately. Treatment is available and effective when caught early.
Symptom
Cannot keep any fluids down for 12+ hours
Severe dehydration risk — can lead to kidney injury
What to do
Seek urgent care — you may need IV fluids. Do not wait and hope it improves.
Symptom
Significantly decreased urination, dizziness, very dark urine
Severe dehydration / possible kidney stress
What to do
Contact your care team promptly, or seek urgent evaluation if symptoms are severe. Do not delay if you cannot keep fluids down.
Symptom
Lump or mass in your neck, persistent hoarseness, difficulty swallowing
Possible thyroid issue (related to boxed warning)
What to do
Schedule prompt medical evaluation. Do not ignore persistent neck changes.
Symptom
Swelling of face, lips, tongue, or throat with hives and difficulty breathing
Anaphylaxis / severe allergic reaction
What to do
Call 911 IMMEDIATELY. This is a life-threatening emergency. Discontinue the medication.
Symptom
Blood in stool (or black, tarry stools) or blood in vomit
GI bleeding — needs evaluation
What to do
Seek urgent medical care.
You are not alone in this
Support at every step.
Side effects can be a common part of starting treatment, and are often manageable. Many patients continue treatment successfully. Your care team is here to help you navigate adjustments, questions, and concerns.
Begin consultationImportant safety & compliance information
Compounded semaglutide and compounded tirzepatide are not FDA-approved. They are prepared by a licensed 503A compounding pharmacy and dispensed only when a licensed provider determines it is clinically appropriate.
This information is educational and descriptive only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always discuss the benefits, risks, and side effects of any medication with your healthcare provider before starting or changing treatment.
Product imagery is illustrative. Actual medication is dispensed in pharmacy-labeled containers and may vary. A prescription is required and is issued only when clinically appropriate.