Locklab 6-In-1

Important drug information and warnings

Locklab is a 6-in-1 compounded medication containing Minoxidil, Finasteride, Zinc Bisglycinate, Vitamin B3 (Niacinamide), Vitamin D3, and Biotin. This medication is used for stopping hair loss, regrowing hair, supporting scalp health, and improving your hair's fullness.

Oral Minoxidil

About this medicine

ORAL MINOXIDIL (5MG) is a prescription medication proven in decades of clinical trials to stimulate hair growth. It is generally considered that the higher the dose, the greater the clinical effect; however, it is important not to take more than your healthcare provider has prescribed to you. Ask your healthcare provider or Locklab Provider if you have any questions.

What should I tell my healthcare provider before taking oral minoxidil?

They need to know if you have any of these conditions:

  • Low blood pressure (hypotension)
  • High blood pressure (hypertension)
  • Heart disease
  • Kidney disease
  • Pheochromocytoma
  • Currently taking a medication called guanethidine
  • Sudden or patchy hair loss
  • Unknown reason for hair loss
  • An unusual or allergic reaction to minoxidil or any components of the medication
  • Pregnant or trying to get pregnant
  • Breast-feeding

What may interact with this medicine?

Minoxidil is contraindicated in patients who are currently taking guanethidine.

This list may not describe all possible interactions. Give your healthcare provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also, tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

Potential side effects

Side effects that you should immediately report to your doctor or health care professional:

  • Lightheadedness, dizziness, racing or irregular heartbeat
  • New or worsening chest, arm, or shoulder pain
  • Shortness of breath
  • Rapid weight gain, or swelling in the hands, legs, or feet
  • There is a rare chance of pericardial effusion (fluid around the heart). There are no known reports of anyone without a pre-existing condition having long term harm from taking oral minoxidil for hair loss.

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • Nausea and/or vomiting
  • Unusual hair growth, on the face and/or body

This list may not describe all possible side effects of minoxidil. If you are experiencing a medical emergency, call 911 or seek immediate help in-person. For more information, message your Locklab Provider or contact your doctor if you have additional questions about side effects.

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Oral Finasteride

About this medicine

FINASTERIDE (1.1 MG) is used to treat male pattern baldness. All FDA trials cited are on 1mg of finasteride (Propecia®), while Locklab contains 1.1mg of finasteride. Ask your healthcare provider or Locklab Provider if you have any questions.

Who should not take this medicine?

This medicine is for men and women who are not and cannot get pregnant (post-menopausal, etc.). Finasteride can affect hormone levels so it is important that women who are pregnant or could become pregnant don't handle it, as it can lead to complications with pregnancy.

If you have the following conditions, do not take this medication before informing your doctor:

  • Liver disease or problems
  • Kidney problems
  • Prostate cancer
  • You are pregnant or trying to get pregnant
  • You are breastfeeding

Do not take this medicine if you are allergic to finasteride (including Proscar® and Propecia®).

Potential side effects

Although unlikely, finasteride may cause side effects. Contact your doctor or a health care professional immediately if you experience any of the following:

  • Signs of serious allergic reactions like skin rash, itching, swelling of the face, lips, or tongue, extreme dizziness, difficulty breathing
  • Swelling or tenderness in the breasts or pain or fluids leaking from the nipple
  • Pain in the testicles
  • Inability to urinate
  • Depression (​Currently, there are no double-blind, placebo-controlled trials that have conclusively demonstrated depression as a side effect of finasteride, but it has been self-reported by patients)

Some studies also suggest a minor link between finasteride 1mg and sexually adverse effects, while others find no connection. In three FDA-controlled clinical trials on Propecia® lasting 12 months, 1.6% of men on a placebo discontinued use due to adverse effects, compared to 1.4% of those taking finasteride. This means more men in the placebo group reported adverse effects than those taking the drug.

Potential sexually adverse effects:

  • Decreased libido
  • Erectile dysfunction
  • Lower volume of ejaculate (prostatic fluid, not sperm count)

All controlled clinical trials show that sexually adverse effects go away after stopping treatment. Some men report persistent sexual dysfunction, although, persistent sexual dysfunction can also be found in men not taking finasteride (even for 10+ years), and no causal link between persistent sexual dysfunction and finasteride has been found in any double blind placebo controlled trial.

0.3%: In FDA trials on Propecia, 3.8% of male patients noticed some form of sexual side effects (versus 2.1% of patients taking the placebo). Importantly, only 1.2% of men taking finasteride actually stopped treatment (versus 0.9% of the placebo group) since the majority of side effects resolve themselves. So if the same percentage of men in the finasteride group also incorrectly attributed side effects to finasteride, then the total proportion of men who stopped treatment would be 0.3%.

This list may not describe all possible side effects of finasteride. If you are experiencing a medical emergency, call 911 or seek immediate help in-person. For more information, message your Locklab Provider or contact your doctor if you have additional questions about side effects.

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Zinc Bisglycinate (7-in-1)

ZINC BISBLYCINATE (10 MG) is an essential mineral that supports normal cell growth, repair, and immune function. Locklab provides 10 mg as zinc bisglycinate, a form in which zinc is bound to the amino acid glycine. Zinc is generally well tolerated at nutritional doses such as this.What should I tell my healthcare provider before taking this ingredient?Tell your healthcare provider if you:

  • Have low copper levels or unexplained anemia
  • Have had an allergic reaction to zinc supplements or another ingredient in this medication
  • Take other products containing zinc, including multivitamins or cold remedies

Give your provider a complete list of your medications and supplements.What may interact with this ingredient?

  • Certain antibiotics: Zinc can reduce the absorption of quinolone and tetracycline antibiotics. These antibiotics are generally taken at least 2 hours before or 4–6 hours after your zinc-containing medication. Follow your pharmacist’s instructions for your particular antibiotic.
  • Penicillamine: Separate penicillamine and your zinc-containing medication by at least 1 hour.
  • Certain HIV medicines and eltrombopag: Zinc may reduce their absorption. Ask your pharmacist about the appropriate timing.
  • Higher-dose iron supplements: Taking these together with zinc can reduce zinc absorption. Your pharmacist can advise whether to separate them.

Potential side effectsPossible mild effects include:

  • Nausea or stomach discomfort
  • Loose stools or diarrhea

Taking your tablet with food may help with stomach upset. Tell your healthcare provider if symptoms persist or become bothersome.

When should I contact my healthcare provider?

Contact your provider promptly for repeated vomiting, severe or persistent abdominal pain, or a new rash or hives. For trouble breathing or swelling of the lips, tongue, or throat, stop taking the medication and call 911.

What should I know about taking additional zinc?

Excessive zinc intake over time can lower copper levels. This is mainly a concern with substantially higher intakes than the amount provided by Locklab. The adult upper intake limit is 40 mg daily from food and supplements combined, unless your provider directs otherwise. Check with your provider before adding another zinc product.

This list may not describe all possible side effects or interactions. For more information, message your Locklab Provider or contact your doctor. If you are experiencing a medical emergency, call 911 or seek immediate help in person.

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Vitamin B3

VITAMIN B3 (NIACINAMIDE) (16 MG) supports energy metabolism and normal skin-cell function. Locklab provides 16 mg, the recommended daily amount of niacin for adult men. Niacinamide is generally well tolerated at nutritional doses. It does not cause the “niacin flush” associated with nicotinic acid, another form of vitamin B3.

What should I tell my healthcare provider before taking this ingredient?

Tell your healthcare provider about:

  • Any medical conditions, including liver or kidney disease
  • Any previous allergic reaction to niacinamide or another ingredient in this medication
  • Other products containing vitamin B3, including multivitamins and B-complex supplements

What may interact with this ingredient?

Give your provider a complete list of your medications and supplements. Mention seizure medicines such as carbamazepine and cholesterol medicines such as cholestyramine or colestipol, so your provider or pharmacist can review whether any precautions or timing adjustments are needed.

Potential side effects

Side effects are not generally expected at this nutritional dose.

Oral niacinamide can cause stomach upset, nausea, or diarrhea, particularly at higher doses.

Tell your healthcare provider if you develop symptoms that persist or become bothersome. Taking your tablet with food may help with stomach upset.

When should I contact my healthcare provider?

Contact your provider promptly for repeated vomiting, severe or persistent abdominal pain, or a new rash or hives. For trouble breathing or swelling of the lips, tongue, or throat, stop taking the medication and call 911.

What should I know about taking additional vitamin B3?

High-dose vitamin B3 products have different safety considerations from the nutritional amount in Locklab. Check with your provider before adding niacin or niacinamide supplements, particularly products containing hundreds of milligrams per serving.

This list may not describe all possible side effects or interactions. For more information, message your Locklab Provider or contact your doctor. If you are experiencing a medical emergency, call 911 or seek immediate help in person.

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Vitamin D3

VITAMIN D3 — 50 MCG (2,000 IU) also called cholecalciferol, it supports calcium absorption, bone health, and normal muscle and immune function. The 2,000 IU daily amount in Locklab has been studied in large clinical trials and is generally well tolerated. It is below the adult upper intake limit of 4,000 IU daily from food and supplements combined.

What should I tell my healthcare provider before taking this ingredient?

Tell your healthcare provider if you:

  • Have high calcium or vitamin D levels
  • Have kidney disease or a history of kidney stones
  • Have sarcoidosis, an overactive parathyroid gland, or another condition that affects calcium levels
  • Have had an allergic reaction to vitamin D or another ingredient in this medication
  • Take calcium supplements, other vitamin D products, or a multivitamin

What may interact with this ingredient?

Tell your provider if you take:

  • Thiazide diuretics, such as hydrochlorothiazide, which can increase the risk of high calcium when combined with vitamin D
  • Digoxin, because high calcium can increase the risk of an abnormal heartbeat
  • Orlistat, cholestyramine, corticosteroids, or certain seizure medicines, which can affect vitamin D absorption or how the body processes it
  • Other prescribed forms of vitamin D, such as calcitriol

Your provider can decide whether any monitoring or adjustment is appropriate. Do not change your prescribed medications on your own.

Potential side effects

Most people tolerate vitamin D3 well when taken as directed.

Possible mild effects include:

  • Nausea or stomach discomfort
  • Headache

Tell your provider if symptoms persist or become bothersome. Taking your tablet with food may help with nausea.

When should I contact my healthcare provider?

Problems with high calcium are more likely with excessive vitamin D intake or certain medical conditions.

Contact your provider promptly if you develop:

  • Persistent nausea or vomiting, unusual thirst, or frequent urination
  • Unusual weakness, confusion, or an irregular heartbeat
  • Severe pain in your side or lower back
  • A new rash or hives

For trouble breathing or swelling of the lips, tongue, or throat, stop taking the medication and call 911.

What should I know about taking additional vitamin D?

Check with your provider before adding vitamin D or calcium supplements. Include the amounts in any multivitamins you use, and take only the dose your provider recommends.

This list may not describe all possible side effects or interactions. For more information, message your Locklab Provider or contact your doctor. If you are experiencing a medical emergency, call 911 or seek immediate help in person.

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Biotin

About this supplement

BIOTIN (1MG) is a B vitamin essential for metabolism that is often used to support healthy hair, skin, and nails.

Potential side effects

Biotin is a vitamin naturally found in food and as such does not generally interact with other medications. However, it's advisable to have a conversation with your healthcare provider before introducing any new supplements. Seeking guidance from a medical professional ensures a thoughtful approach to incorporating dietary enhancements into your daily routine, prioritizing your health and well-being.

This list may not describe all possible side effects of biotin. If you are experiencing a medical emergency, call 911 or seek immediate help in-person. For more information, message your Locklab Provider or contact your doctor if you have additional questions about side effects.

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Other Important Information

How to take Locklab

  • This is an oral tablet taken by mouth once a day.
  • You can take it with or without food (take Locklab with, or just after, a meal or snack to help with feeling sick).
  • Try to take your doses at the same time every day to maximize effectiveness.
  • Do not take this medicine more often than directed.
  • If a tablet ever becomes crushed or broken, make sure that it is not handled by women.

What should I watch for while taking Locklab?

Locklab must be taken on a regular basis for your hair to regrow. It typically takes 4 months to notice any improvement and may take up to 12 months of regular use before you reach peak regrowth. It is important to continue to use this product to maintain regrowth of hair. Once you stop using it, the regrown hair will usually fall out within 1-6 months.

Where should I store Locklab?

  • Keep out of the reach of children.
  • Store at room temperature (between 59-86 degrees Fahrenheit).
  • Protect from moisture and keep the container tightly closed.
  • Throw away any unused medicine after the expiration date.

What if I miss a dose?

If you miss a dose, use it as soon as you can. If it is almost time for your next dose, use only that dose. Do not use double or extra doses.

Blood donations

Do not donate blood while you are taking this medicine. Ask your doctor or health care professional when it is safe to donate blood after you stop taking this medicine.

PSA tests

This medicine can interfere with PSA laboratory tests for prostate cancer. If you are scheduled to have a lab test for prostate cancer, tell your doctor or healthcare professional that you are taking this medicine.

Inform your healthcare providers

Telemedicine does not replace your primary care physician. It is important to keep your primary care and other healthcare providers, and your pharmacists informed of all medications you are taking, including Locklab, as they can interact with other medicines you may be taking.

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This page is a summary and may not cover all possible information or side effects. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.

‍Oral Dutasteride

About this medicine

ORAL DUTASTERIDE (0.1MG) is a prescription medication that works by blocking both Type I and Type II 5-alpha reductase enzymes, helping reduce dihydrotestosterone (DHT), the hormone responsible for shrinking hair follicles. Dutasteride is FDA-approved at higher doses (0.5mg) for treating benign prostatic hyperplasia (BPH), but lower doses like 0.1mg are sometimes prescribed off-label to treat male pattern baldness.

Who should not take this medicine?

This medicine is for men and women who are not and cannot get pregnant (post-menopausal, etc.). Dutasteride can affect hormone levels so it is important that women who are pregnant or could become pregnant don't handle it, as it can lead to complications with pregnancy.

If you have the following conditions, do not take this medication before informing your doctor:

  • Liver disease or problems
  • Kidney problems
  • Prostate cancer
  • You are pregnant or trying to get pregnant
  • You are breastfeeding

Do not take this medicine if you are allergic to dutasteride (including Avodart®).

Potential side effects

At the low dose of 0.1mg, the risk of side effects is lower than at higher doses, but similar types of side effects may still occur. Contact your doctor immediately if you experience:

  • Swelling of the face, lips, tongue, or throat (signs of an allergic reaction)
  • Breast tenderness, swelling, or nipple discharge
  • Pain in the testicles
  • Difficulty urinating
  • Rash or itching (allergic reaction—rare)
  • Dizziness

Sexual side effects (less likely at 0.1MG but still possible):

  • Decreased libido
  • Erectile dysfunction
  • Decreased semen volume
  • Decreased sperm count

Other less common side effects

Gynecomastia (breast tissue enlargement) is very rare, but may occur because of the increase in testosterone from dutasteride. Here is an explanation: Dutasteride allows you to keep more testosterone by stopping it from converting into DHT. This increase in testosterone always also increases estrogen in every man because a small amount of testosterone always aromatises into (converts into) estrogen— this is the same thing that happens if you get testosterone replacement therapy (TRT). For most men, increasing testosterone is a good thing, but in very rare cases, doctors suggest that process tips the scales towards “excess” estrogen, which can cause gynecomastia.

Other considerations

The typical dose of dutasteride in Locklab is 0.1MG, which is specifically designed to be a safer dose. This is especially important because we don’t have as much definitive research on the side effects of dutasteride compared to the other hair loss treatments Locklab offers.

Dutasteride’s potential adverse effects can be dose-dependent. Studies on a higher dose of dutasteride (0.5MG) have found more potential negative effects on the liver, nervous system, and sexual function (primarily a reduction in sperm), compared to Finasteride (which has a very good safety profile).

  • Dutasteride has a long half-life (about 5 weeks).
  • Dutasteride may lower PSA levels, potentially affecting prostate cancer screening results. Inform your doctor before any PSA tests.
  • When trying to conceive, dutasteride is considered safe for men to take; however, if you are having trouble conceiving, talk to your doctor about temporarily stopping dutasteride due to the possibility of a reduction in sperm count.

This list may not describe all possible side effects of finasteride. If you are experiencing a medical emergency, call 911 or seek immediate help in-person. For more information, message your Locklab Provider or contact your doctor if you have additional questions about side effects.

Oral Biotin

About this supplement

BIOTIN is a B vitamin essential for metabolism that is often used to support healthy hair, skin, and nails.

Potential side effects

Biotin is a vitamin naturally found in food and as such does not generally interact with other medications. However, it's advisable to have a conversation with your healthcare provider before introducing any new supplements. Seeking guidance from a medical professional ensures a thoughtful approach to incorporating dietary enhancements into your daily routine, prioritizing your health and well-being.

This list may not describe all possible side effects of biotin. If you are experiencing a medical emergency, call 911 or seek immediate help in-person. For more information, message your Locklab Provider or contact your doctor if you have additional questions about side effects.

Oral Minoxidil

About this medicine

ORAL MINOXIDIL is a prescription medication proven in decades of clinical trials to stimulate hair growth. It is generally considered that the higher the dose, the greater the clinical effect; however, it is important not to take more than your healthcare provider has prescribed to you. Ask your healthcare provider or Locklab Provider if you have any questions.

What should I tell my healthcare provider before taking oral minoxidil?

They need to know if you have any of these conditions:

  • Low blood pressure (hypotension)
  • High blood pressure (hypertension)
  • Heart disease
  • Kidney disease
  • Pheochromocytoma
  • Currently taking a medication called guanethidine
  • Sudden or patchy hair loss
  • Unknown reason for hair loss
  • An unusual or allergic reaction to minoxidil or any components of the medication
  • Pregnant or trying to get pregnant
  • Breast-feeding

What may interact with this medicine?

Minoxidil is contraindicated in patients who are currently taking guanethidine.

This list may not describe all possible interactions. Give your healthcare provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also, tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

Potential side effects

Side effects that you should immediately report to your doctor or health care professional:

  • Lightheadedness, dizziness, racing or irregular heartbeat
  • New or worsening chest, arm, or shoulder pain
  • Shortness of breath
  • Rapid weight gain, or swelling in the hands, legs, or feet
  • There is a rare chance of pericardial effusion (fluid around the heart). There are no known reports of anyone without a pre-existing condition having long term harm from taking oral minoxidil for hair loss.

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

  • Nausea and/or vomiting
  • Unusual hair growth, on the face and/or body

This list may not describe all possible side effects of minoxidil. If you are experiencing a medical emergency, call 911 or seek immediate help in-person. For more information, message your Locklab Provider or contact your doctor if you have additional questions about side effects.

Oral Finasteride

About this medicine

FINASTERIDE is used to treat male pattern baldness. All FDA trials cited are on 1mg of finasteride (Propecia®), while Locklab contains 1.1mg of finasteride. Ask your healthcare provider or Locklab Provider if you have any questions.

Who should not take this medicine?

This medicine is for men and women who are not and cannot get pregnant (post-menopausal, etc.). Finasteride can affect hormone levels so it is important that women who are pregnant or could become pregnant don't handle it, as it can lead to complications with pregnancy.

If you have the following conditions, do not take this medication before informing your doctor:

  • Liver disease or problems
  • Kidney problems
  • Prostate cancer
  • You are pregnant or trying to get pregnant
  • You are breastfeeding

Do not take this medicine if you are allergic to finasteride (including Proscar® and Propecia®).

Potential side effects

Although unlikely, finasteride may cause side effects. Contact your doctor or a health care professional immediately if you experience any of the following:

  • Signs of serious allergic reactions like skin rash, itching, swelling of the face, lips, or tongue, extreme dizziness, difficulty breathing
  • Swelling or tenderness in the breasts or pain or fluids leaking from the nipple
  • Pain in the testicles
  • Inability to urinate
  • Depression (​Currently, there are no double-blind, placebo-controlled trials that have conclusively demonstrated depression as a side effect of finasteride, but it has been self-reported by patients)

Some studies also suggest a minor link between finasteride 1mg and sexually adverse effects, while others find no connection. In three FDA-controlled clinical trials on Propecia® lasting 12 months, 1.6% of men on a placebo discontinued use due to adverse effects, compared to 1.4% of those taking finasteride. This means more men in the placebo group reported adverse effects than those taking the drug.

Potential sexually adverse effects:

  • Decreased libido
  • Erectile dysfunction
  • Lower volume of ejaculate (prostatic fluid, not sperm count)

All controlled clinical trials show that sexually adverse effects go away after stopping treatment. Some men report persistent sexual dysfunction, although, persistent sexual dysfunction can also be found in men not taking finasteride (even for 10+ years), and no causal link between persistent sexual dysfunction and finasteride has been found in any double blind placebo controlled trial.

0.3%: In FDA trials on Propecia, 3.8% of male patients noticed some form of sexual side effects (versus 2.1% of patients taking the placebo). Importantly, only 1.2% of men taking finasteride actually stopped treatment (versus 0.9% of the placebo group) since the majority of side effects resolve themselves. So if the same percentage of men in the finasteride group also incorrectly attributed side effects to finasteride, then the total proportion of men who stopped treatment would be 0.3%.

This list may not describe all possible side effects of finasteride. If you are experiencing a medical emergency, call 911 or seek immediate help in-person. For more information, message your Locklab Provider or contact your doctor if you have additional questions about side effects.