Frequently Asked Questions

Yes, CallonDoc can treat you privately and discreetly—no phone or video visits are needed to receive online STD treatments.

You do not need lab testing to get same-day treatment with CallonDoc.

To get treatment, fill out your STD consultation form online and our medical providers will review and prescribe appropriate treatment to any U.S. pharmacy of choice in 1-2 hours.

Symptoms of STDs (sexually transmitted diseases) or STIs (sexually transmitted infections) can vary widely depending on the specific infection. Common symptoms include unusual discharge from the penis or vagina, burning sensation during urination, sores or bumps on the genitals or around the mouth, itching and irritation in the genital area, and pain during sexual intercourse. Some STDs can also cause flu-like symptoms such as fever, swollen lymph nodes, and fatigue. It's important to note that many STDs can be asymptomatic, meaning they do not produce noticeable symptoms, making regular screenings essential for sexually active individuals.

If STDs or STIs go untreated, they can lead to serious health complications. Bacterial STDs, like chlamydia and gonorrhea, can cause pelvic inflammatory disease (PID) in women, potentially leading to infertility and chronic pelvic pain. Syphilis can progress to severe damage to the brain, heart, and other organs. Untreated HIV progresses to AIDS, severely weakening the immune system. Viral STDs, like herpes and HPV, can persist in the body, potentially leading to recurrent symptoms and, in the case of HPV, an increased risk of certain cancers. Early diagnosis and treatment are important to prevent these serious outcomes.

Yes, metronidazole can potentially cause spotting as a side effect, although it's not very common.

Yes, metronidazole can disrupt the natural balance of microorganisms in the vagina, which may lead to a yeast infection as a possible side effect. If you develop symptoms such as vaginal itching, irritation, or unusual discharge while taking metronidazole, it's recommended to consult your healthcare provider for appropriate management.

Metronidazole is not typically associated with causing urinary tract infections (UTIs), as it is primarily used to treat bacterial and parasitic infections in other parts of the body. 

Yes, metronidazole can occasionally cause diarrhea as a side effect, although it is not very common. Your healthcare provider should be consulted if you experience persistent or severe diarrhea. 

Metronidazole side effects are generally uncommon, but they can occur. While some individuals may experience mild side effects such as nausea or metallic taste, serious side effects are rare but possible, and it's essential to discuss any concerns with a healthcare provider.

Tretinoin is unlikely to cause acne; rather, it is commonly used to treat acne by promoting skin cell turnover and preventing clogged pores. However, it requires a prescription for use. 

Tretinoin is not generally recommended for use directly under the eyes due to potential irritation. Some individuals may use it cautiously and sparingly under the guidance of a dermatologist to address specific concerns such as fine lines or dark circles. 

Yes, tretinoin can expire, and it's essential to check the expiration date on the packaging before use. Expired tretinoin may be less effective or even cause adverse reactions, so it's advisable to discard it upon the prescription’s completion or expiration date. 

Tretinoin is unlikely to directly cause headaches, but some individuals may experience headaches as a result of skin irritation or dryness, which can be side effects of tretinoin use. If headaches persist or worsen while using tretinoin, it's advisable to consult a healthcare provider for further evaluation and guidance.

While hydroquinone has been associated with cancer in some animal studies, there is limited evidence to suggest it poses a significant cancer risk to humans when used as directed for topical skin lightening. However, it's essential to use hydroquinone products cautiously and under the supervision of a healthcare professional.

While hydroquinone is primarily used to treat hyperpigmentation and not known to directly cause acne, some individuals may experience skin irritation or clogged pores as a reaction to hydroquinone-containing products, which could lead to acne breakouts in rare cases.

While one can use hydroquinone and tretinoin in the same skin care regimen, it's crucial to use under the guidance of a dermatologist to ensure proper application and minimize the risk of irritation or adverse reactions.

Yes, hydroquinone can be used with vitamin C in a skincare routine to address hyperpigmentation and achieve brighter, more even-toned skin. However, it's important to use them in conjunction with each other under the guidance of a dermatologist to ensure compatibility and effectiveness.

Hydroquinone can occasionally cause redness, especially in individuals with sensitive skin or when used in higher concentrations.

Valacyclovir is not an antibiotic; rather, it belongs to a class of antiviral medications known as nucleoside analogues, primarily used to treat infections caused by herpes viruses, including genital herpes and shingles. It works by inhibiting the replication of the virus, thereby reducing the severity and duration of outbreaks.

Valacyclovir does not typically cause yeast infections; however, it can disrupt the natural balance of microorganisms in the body, potentially leading to yeast overgrowth in some individuals. If experiencing symptoms suggestive of a yeast infection while taking valacyclovir, consulting a healthcare provider for proper evaluation and management is recommended.

Valacyclovir tablets should not be crushed, chewed, or broken apart before swallowing, as this may alter the medication's effectiveness and increase the risk of side effects. It is essential to take valacyclovir whole with a full glass of water, following the prescribed dosage instructions provided by a healthcare professional.

Yes, valacyclovir is the generic name of the medication, while Valtrex is a brand name under which valacyclovir is marketed. Both contain the same active ingredient and are used to treat herpes virus infections, including genital herpes, cold sores, and shingles.

The safety of valacyclovir during pregnancy is not fully established, and should only be considered with heavy input from your healthcare provider. 

Yes, acyclovir effectively treats viral infections caused by herpes simplex virus. It works by inhibiting the replication of the virus, thereby reducing the severity and duration of symptoms associated with these infections.

Crushing acyclovir tablets is not recommended, as it may alter the drug's effectiveness and increase the risk of side effects. It's best to take acyclovir tablets whole with a full glass of water, as directed by your healthcare provider.

Constipation is not a common side effect of acyclovir. However, if you experience constipation while taking acyclovir, it's advisable to consult your healthcare provider for further evaluation and guidance.

There's no direct evidence suggesting that acyclovir raises blood pressure. However, if you experience any unusual symptoms while taking acyclovir, including changes in blood pressure, it's important to consult your healthcare provider for proper evaluation and management.

Yes, dizziness is a potential side effect of acyclovir. If you experience dizziness while taking acyclovir, it's advisable to avoid activities that require mental alertness until you understand how the medication affects you and to consult your healthcare provider if it persists or worsens.

Tinidazole should not be crushed or chewed; it should be swallowed whole with a full glass of water to ensure proper absorption and effectiveness. If you have difficulty swallowing tablets, consult your healthcare provider for alternative formulations or administration methods.

Tinidazole can potentially increase the risk of bleeding, especially when taken with anticoagulant medications like warfarin. It's important to inform your healthcare provider if you experience any unusual bleeding while taking tinidazole.

Tinidazole itself does not typically cause yeast infections, but it can disrupt the balance of bacteria in the body, potentially leading to yeast overgrowth and subsequent infection. If you experience symptoms of a yeast infection while taking tinidazole, it's essential to consult your healthcare provider for appropriate management.

Tinidazole has a half-life of approximately 12-14 hours, meaning it takes about that long for half of the medication to be eliminated from your system. It typically takes around 2-3 days for tinidazole to be fully cleared from your body after the last dose.

As an antibiotic, tinidazole is available via prescription through a consultation with a medical provider. Call-On-Doc offers tinidazole as a form of treatment for bacterial vaginosis. 

Cephalexin is not typically associated with causing constipation. However, like any medication, it can affect individuals differently, and constipation may occur as a rare side effect in some cases. If constipation persists or becomes severe while taking cephalexin, it's important to consult a healthcare professional for further evaluation and guidance.

In liquid form, gel, or capsul, cephalexin requires refrigeration to maintain its stability and effectiveness, staving off degradation thanks to the cold temperature. However, in the solid pill form, it does not necessarily need to be refrigerated. 

While fatigue or drowsiness is not a side effect of cephalexin in any form, it can be a symptom of an infection, which the medication treats. 

Cephalexin may emit a strong odor due to its chemical composition and the presence of sulfur compounds. This characteristic smell is a common feature of many antibiotics and does not necessarily indicate that the medication is ineffective or unsafe to use.

Cephalexin can disrupt the balance of beneficial bacteria in the gastrointestinal tract, leading to diarrhea as a potential side effect. Additionally, the medication may irritate the lining of the intestines, resulting in increased bowel movements and loose stools.

Cephalexin is not typically associated with causing constipation. However, like any medication, it can affect individuals differently, and constipation may occur as a rare side effect in some cases. If constipation persists or becomes severe while taking cephalexin, it's important to consult a healthcare professional for further evaluation and guidance.

In liquid form, gel, or capsul, cephalexin requires refrigeration to maintain its stability and effectiveness, staving off degradation thanks to the cold temperature. However, in the solid pill form, it does not necessarily need to be refrigerated. 

While fatigue or drowsiness is not a side effect of cephalexin in any form, it can be a symptom of an infection, which the medication treats. 

Cephalexin may emit a strong odor due to its chemical composition and the presence of sulfur compounds. This characteristic smell is a common feature of many antibiotics and does not necessarily indicate that the medication is ineffective or unsafe to use.

Cephalexin can disrupt the balance of beneficial bacteria in the gastrointestinal tract, leading to diarrhea as a potential side effect. Additionally, the medication may irritate the lining of the intestines, resulting in increased bowel movements and loose stools.

Doxycycline can cause fatigue or tiredness as a side effect in some individuals, although it is not commonly reported.

Yes, doxycycline can cause nausea as a side effect in some individuals, although it is not uncommon. If nausea persists or becomes severe while taking doxycycline, it's advisable to consult a healthcare professional for further evaluation.

While less common, doxycycline can occasionally cause constipation as a side effect in some individuals.

Doxycycline is not typically associated with causing urinary problems as a side effect. However, if you experience any unusual urinary symptoms while taking doxycycline, it's recommended to consult a healthcare professional for further evaluation.

While doxycycline is not known to directly cause yeast infections, it can disrupt the natural balance of bacteria in the body, potentially leading to an overgrowth of yeast and increasing the risk of developing a yeast infection in some individuals.