Tirzepatide

Tirzepatide / Niacinamide Injection is a compounded formulation prepared by our 503A pharmacy for individual patients under the direction of a licensed prescribing healthcare provider. The preparation combines tirzepatide — a dual glucose-dependent insulinotropic polypeptide (GIP) and glucagon-like peptide-1 (GLP-1) receptor agonist — with niacinamide, a B-vitamin derivative. This compounded medication is not an FDA-approved drug product; compounded medications are not reviewed by the FDA for safety, efficacy, or quality, and are available only pursuant to a valid individual prescription.

Product Overview

Tirzepatide Formulations

Vial Size Tirzepatide Niacinamide
4 mL vial 17 mg/mL 2 mg/mL
2.5 mL vial 8 mg/mL 2 mg/mL
2 mL vial 17 mg/mL 2 mg/mL

Prescribers may select the formulation that best accommodates their determination of individual patient need. Dosing is individualized and follows a gradual titration schedule as directed by the prescribing provider. This medication is administered via subcutaneous injection once weekly, with recommended injection sites including the abdomen, thigh, or upper arm. Patients should rotate injection sites with each administration.

Understanding Tirzepatide

Tirzepatide functions as a dual-action medication that targets specific receptors in the body to influence hormone responses related to metabolism. In a compounded form, it is prepared by licensed pharmacists to meet individual patient needs, often incorporating supportive ingredients to enhance tolerability. This injectable solution is commonly prescribed as part of a broader strategy for addressing metabolic concerns, where it interacts with natural pathways to promote balanced physiological responses.

Potential Benefits and Mechanisms

By activating receptors similar to those stimulated by natural gut hormones, Tirzepatide may assist in moderating glucose levels after meals and influencing signals that control hunger and satiety. This can contribute to more effective energy management when integrated with lifestyle modifications such as balanced nutrition and regular activity. Patients often explore this option for its role in supporting long-term wellness goals, particularly in scenarios where standard approaches require additional reinforcement.

Administration and Compounded Advantages

Administered via subcutaneous injection, typically on a weekly schedule, Tirzepatide requires proper storage in a refrigerated environment to maintain efficacy. Compounded versions offer flexibility, allowing for customized dosing strengths and formulations that may not be readily available in commercial products, especially during supply fluctuations. This approach ensures accessibility for qualified individuals under medical supervision, providing a tailored solution that aligns with specific health profiles while adhering to stringent pharmacy standards.

Simple. Medical. Personalized.

Medical intake

Answer a few online questions about your health history, lifestyle, and goals — no clinic visits required.

Provider evaluation

A licensed medical professional reviews your intake and determines the safest, most effective option for you.

Personalized plan

Custom treatment plan built around your unique health needs, goals, medical history, and biology.

Ongoing support

Stay connected with your care team for follow-ups, adjustments, and expert answers — all online.

Overview

Dosage and Administration

Dosage is determined exclusively by the patient's prescribing healthcare provider and should not be adjusted without medical guidance. A structured titration approach — beginning at a lower dose and increasing incrementally — is typical, allowing individual tolerance to be assessed at each stage. Patients who experience gastrointestinal side effects during titration should consult their provider before making any adjustments.

Subcutaneous injection technique, site rotation, aseptic preparation, and proper needle disposal should all be reviewed with a qualified healthcare professional prior to self-administration. Administration resources, including illustrated injection instructions, are available from our pharmacy upon request.

Precautions, Contraindications & Side Effects

This medication is contraindicated in patients with a personal or family history of medullary thyroid carcinoma or Multiple Endocrine Neoplasia syndrome type 2, and in those with a known hypersensitivity to tirzepatide, niacinamide, or any component of the formulation. It is not recommended during pregnancy. Patients with severe gastroparesis, a history of pancreatitis, or significant kidney or liver impairment should discuss individual risk with their prescriber before initiating therapy.

Common side effects include nausea, vomiting, diarrhea, constipation, abdominal discomfort, reduced appetite, injection site reactions, fatigue, and headache. These effects are most frequently reported during dose escalation and may diminish over time. Patients should seek prompt medical attention for severe or persistent abdominal pain, signs of allergic reaction, symptoms suggestive of pancreatitis, or any concerning change in health status. Concurrent use with insulin, sulfonylureas, or other glucose-lowering agents may require dose adjustments to reduce hypoglycemia risk and should be managed in close coordination with the prescribing provider.

Storage

Store refrigerated at 36°F–46°F (2°C–8°C). Keep protected from light and away from freezing conditions. Do not use if the solution appears cloudy, discolored, or contains visible particulate matter. Once a multi-dose vial has been accessed, maintain sterile technique on each subsequent use and note the date of first access. Do not transfer the medication to alternate containers. Dispose of unused or expired medication in accordance with applicable pharmaceutical waste guidelines — contact your pharmacy for local disposal guidance.

Important Notice

Compounded medications are prepared for individual patients and are not FDA-approved. FDA does not evaluate compounded drugs for safety, efficacy, or quality prior to dispensing. This product is available only through a valid prescription from a licensed healthcare provider. Patients should use this medication solely under appropriate medical supervision, with regular follow-up to assess therapeutic response and monitor for adverse effects.

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Weight Loss

Hormone Replacement

Longevity

Hair Restoration

Sleep

Biohacking

Blood Work

ED

How It Works

FAQs

© 2026, TestosteroneShots.com PC

[email protected]

text (323)-283-9219

638 1/2 N Robertson Blvd, West Hollywood, CA 90069

d

The information and products provided on this website are for informational and wellness purposes only and are not intended to diagnose, treat, cure, or prevent any disease. All medical treatments are subject to evaluation and approval by a licensed healthcare provider through a telemedicine consultation. Individual results may vary, and the use of any product carries potential risks and side effects that should be discussed with a qualified medical professional. These products are not approved by the FDA unless explicitly stated, and misuse or unauthorized sharing is strictly prohibited. By using this site or purchasing any service, you agree to our Terms of Service, Telehealth Consent, and Privacy Policy. We prioritize your privacy and comply with HIPAA regulations for protected health information. Services provided by licensed physicians/nurse practitioners in states served, e.g., CA, FL, and others, via telemedicine. Check your state's telemedicine laws. Must Be 18+ or Older to Qualify For Treatment.